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Classic Firearms Updated Oct 26, 2026

$Diamondback Diamondback DB105AC221 DB10 20+1 16\" FDE Chromoly Barrel, Black Rec/M-Lok Handguard, FDE Magpul Carbine Stock/K2 Grip - $918.71 at Classic Firearms$

Diamondback DB105AC221 DB10 20+1 16\" FDE Chromoly Barrel, Black Rec/M-Lok Handguard, FDE Magpul Carbine Stock/K2 Grip

$918.71

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Classic Firearms Updated Oct 26, 2026

$Diamondback Diamondback DB051CA001 Sidekick #9 Shot 4.50\" Black Cerakote Barrel, Cylinder & Frame, Black Polymer Grips Revolver - $242.00 at Classic Firearms$

Diamondback DB051CA001 Sidekick #9 Shot 4.50\" Black Cerakote Barrel, Cylinder & Frame, Black Polymer Grips Revolver

$242.00

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Classic Firearms Updated Oct 26, 2026

$Diamondback Diamondback DB0600A001 Sidekick 22 LR/22 WMR 3\" #9 Shot Black Cerakote Barrel, Cylinder & Frame, Black Birdshead Grip Revolver - $295.00 at Classic Firearms$

Diamondback DB0600A001 Sidekick 22 LR/22 WMR 3\" #9 Shot Black Cerakote Barrel, Cylinder & Frame, Black Birdshead Grip Revolver

$295.00

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Classic Firearms Updated Oct 26, 2026

$Diamondback Diamondback DB175AK221 DB15 30+1 16\" Chrome Moly Barrel, Black Hard Coat Anodized Receiver, Adjustable Magpul CTR Flat Dark Earth Stock, Flat Dark Earth Magpul Grip - $539.24 at Classic Firearms$

Diamondback DB175AK221 DB15 30+1 16\" Chrome Moly Barrel, Black Hard Coat Anodized Receiver, Adjustable Magpul CTR Flat Dark Earth Stock, Flat Dark Earth Magpul Grip

$539.24

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Sportsman's Warehouse Updated Oct 26, 2026

Diamondback Diamondback DB 5.56mm NATO Vanadium Steel Rifle Barrel - 16in - Black Nitride - Black 1/2 x 28 - $103.00 at Sportsman's Warehouse

Diamondback DB 5.56mm NATO Vanadium Steel Rifle Barrel - 16in - Black Nitride - Black 1/2 x 28

$103.00

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GritrSports Updated Oct 26, 2026

Diamondback Diamondback Firearms Barrel 308 Winchester, 16", 1:10 Twist, Black Nitride Finish, Mid Length Gas System, Threaded 5/8-24", Fits AR Rifles 308M16L50B10R - $135.42 at GritrSports

Diamondback Firearms Barrel 308 Winchester, 16", 1:10 Twist, Black Nitride Finish, Mid Length Gas System, Threaded 5/8-24", Fits AR Rifles 308M16L50B10R

$135.42

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GritrSports Updated Oct 26, 2026

Diamondback Diamondback Firearms Barrels, 6.5 Grendel, 18", 1:8 Twist, Black Nitride, Finish, Mid Length Gas System, Threaded 5/8-24", Fits AR Rifles 65M18M50B8R - $128.84 at GritrSports

Diamondback Firearms Barrels, 6.5 Grendel, 18", 1:8 Twist, Black Nitride, Finish, Mid Length Gas System, Threaded 5/8-24", Fits AR Rifles 65M18M50B8R

$128.84

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Palmetto State Armory Updated Oct 26, 2026

Diamondback Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 556C16MF50B8R - $86.99 at Palmetto State Armory

Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 556C16MF50B8R

$86.99

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Palmetto State Armory Updated Oct 26, 2026

Diamondback Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 9X1910M50B984NFR - $66.99 at Palmetto State Armory

Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 9X1910M50B984NFR

$66.99

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Palmetto State Armory Updated Oct 26, 2026

10% OFF

Diamondback Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 762X39P7H50B95R - $87.99 at Palmetto State Armory

Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 762X39P7H50B95R

$87.99 $97.99

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Palmetto State Armory Updated Oct 26, 2026

Diamondback Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 300P16H50B8R - $94.99 at Palmetto State Armory

Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 300P16H50B8R

$94.99

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Palmetto State Armory Updated Oct 26, 2026

Diamondback Diamondback Firearms Barrel, Stainless - 65CR20M416SS8FR - $150.99 at Palmetto State Armory

Diamondback Firearms Barrel, Stainless - 65CR20M416SS8FR

$150.99

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Palmetto State Armory Updated Oct 26, 2026

10% OFF

Diamondback Diamondback Firearms AR-10 308 Win 16" 1:10 Twist Barrel, Black Nitride Finish - 308R18M50B10R - $136.99 at Palmetto State Armory

Diamondback Firearms AR-10 308 Win 16" 1:10 Twist Barrel, Black Nitride Finish - 308R18M50B10R

$136.99 $152.99

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Palmetto State Armory Updated Oct 26, 2026

10% OFF

Diamondback Diamondback Firearms AR-10 308 Win 16" 1:10 Twist Barrel, Black Nitride Finish - 308M16L50B10R - $142.99 at Palmetto State Armory

Diamondback Firearms AR-10 308 Win 16" 1:10 Twist Barrel, Black Nitride Finish - 308M16L50B10R

$142.99 $158.99

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Palmetto State Armory Updated Oct 26, 2026

Diamondback Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 300P85H50B8R - $72.99 at Palmetto State Armory

Diamondback Firearms Barrel - Black, Unleash Precision and Performance - 300P85H50B8R

$72.99

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback DB1911SS 1911 Limited Edition 45 ACP 8+1 5" Stainless Match Grade Barrel, Ported/Serrated w/Engraving Stainless Steel Slide & Frame w/Beavertail, Black G10 Grip, Ambidextrous - $1987.90 at Shooting Surplus

Diamondback DB1911SS 1911 Limited Edition 45 ACP 8+1 5" Stainless Match Grade Barrel, Ported/Serrated w/Engraving Stainless Steel Slide & Frame w/Beavertail, Black G10 Grip, Ambidextrous

$1987.90

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback DB1033M001 DB10 6.5 Creedmoor 20" 5+1 Black Receiver & Stock/416-R Fluted SS Medium Barrel/Black Gold Lower/Adj Magpul CTR Stock/Magpul K2 Grip - $1233.21 at Shooting Surplus

Diamondback DB1033M001 DB10 6.5 Creedmoor 20" 5+1 Black Receiver & Stock/416-R Fluted SS Medium Barrel/Black Gold Lower/Adj Magpul CTR Stock/Magpul K2 Grip

$1233.21

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback DB1731B001 DB15 300 Blackout 30+1 16" Nitride Treated Heavy Barrel w/DBSB-IV Flash Hider, A3 Flattop Upper/Diamondback Black Gold Lower, 15" M-LOK Handguard, Magpul CTR Stock & K2 Grip - $758.20 at Shooting Surplus

Diamondback DB1731B001 DB15 300 Blackout 30+1 16" Nitride Treated Heavy Barrel w/DBSB-IV Flash Hider, A3 Flattop Upper/Diamondback Black Gold Lower, 15" M-LOK Handguard, Magpul CTR Stock & K2 Grip

$758.20

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback DB1731T001 DB15 350 Legend 5+1/10+1 16" Nitride Treated Threaded Barrel w/Compensator, A3 Flattop Upper/DB-15 Black Gold Lower, 15" M-LOK Handguard, Magpul CTR Stock, MOE K2 Grip - $830.52 at Shooting Surplus

Diamondback DB1731T001 DB15 350 Legend 5+1/10+1 16" Nitride Treated Threaded Barrel w/Compensator, A3 Flattop Upper/DB-15 Black Gold Lower, 15" M-LOK Handguard, Magpul CTR Stock, MOE K2 Grip

$830.52

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback DB1912K061 DB15 AR Pistol Carbine Length 5.56x45mm NATO 30+1 7" Heavy Barrel w/A2 Flash Hider, 6" M-Lok Handguard, Flat Dark Earth Buffer Tube Foam Pad Stock, Magpul MOE Grip - $637.66 at Shooting Surplus

Diamondback DB1912K061 DB15 AR Pistol Carbine Length 5.56x45mm NATO 30+1 7" Heavy Barrel w/A2 Flash Hider, 6" M-Lok Handguard, Flat Dark Earth Buffer Tube Foam Pad Stock, Magpul MOE Grip

$637.66

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback 556M16M50B8R DB Barrel 5.56x45mm NATO 16" Black Nitride Chrome Moly Vanadium Steel - $95.91 at Shooting Surplus

Diamondback 556M16M50B8R DB Barrel 5.56x45mm NATO 16" Black Nitride Chrome Moly Vanadium Steel

$95.91

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback 556C16MF50B8R DB Barrel (M4 Contour) 5.56x45mm NATO 16" Black Nitride 4150 Chrome Moly Vanadium Steel - $95.91 at Shooting Surplus

Diamondback 556C16MF50B8R DB Barrel (M4 Contour) 5.56x45mm NATO 16" Black Nitride 4150 Chrome Moly Vanadium Steel

$95.91

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback 308R18M50B10R DB Barrel 308 Win 18" Rifle-Length Black Nitride 4150 Chrome Moly Vanadium Steel - $127.49 at Shooting Surplus

Diamondback 308R18M50B10R DB Barrel 308 Win 18" Rifle-Length Black Nitride 4150 Chrome Moly Vanadium Steel

$127.49

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback 308M135M50B10 DB Barrel 308 Win 13.50" Mid-Length Black Nitride 4150 Chrome Moly Vanadium Steel - $130.99 at Shooting Surplus

Diamondback 308M135M50B10 DB Barrel 308 Win 13.50" Mid-Length Black Nitride 4150 Chrome Moly Vanadium Steel

$130.99

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback 308M16L50B10R DB Barrel 308 Win 16" Mid-Length Black Nitride 4150 Chrome Moly Vanadium Steel - $133.33 at Shooting Surplus

Diamondback 308M16L50B10R DB Barrel 308 Win 16" Mid-Length Black Nitride 4150 Chrome Moly Vanadium Steel

$133.33

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback 65M18M50B8R DB Barrel 6.5 Grendel 18" Mid-Length Black Nitride 4150 Chrome Moly Vanadium Steel - $126.32 at Shooting Surplus

Diamondback 65M18M50B8R DB Barrel 6.5 Grendel 18" Mid-Length Black Nitride 4150 Chrome Moly Vanadium Steel

$126.32

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback DB0100E022 DB380 Gen4 Micro-Compact Frame 380 ACP 6+1, 2.80" Stainless Steel Barrel, Nickel Boron Serrated Stainless Steel Slide, Black Polymer Frame w/Beavertail & Grip - $278.88 at Shooting Surplus

Diamondback DB0100E022 DB380 Gen4 Micro-Compact Frame 380 ACP 6+1, 2.80" Stainless Steel Barrel, Nickel Boron Serrated Stainless Steel Slide, Black Polymer Frame w/Beavertail & Grip

$278.88

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Shooting Surplus Updated Oct 26, 2026

Diamondback DB0100E062 DB380 Gen4 380 ACP 6+1 2" Stainless Steel Barrel, Black Oxide Serrated w/Laser Logo Stainless Steel Slide, Flat Dark Earth Polymer Frame w/Beavertail, FDE Polymer Grip

$259.11

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback 9X1910M50B984NFR DB Barrel 9mm Luger 10" Black Nitride 4150 Chrome Moly Vanadium Steel - $61.75 at Shooting Surplus

Diamondback 9X1910M50B984NFR DB Barrel 9mm Luger 10" Black Nitride 4150 Chrome Moly Vanadium Steel

$61.75

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback 556P7H50B8R DB Barrel 5.56x45mm NATO 7" Pistol-Length Black Nitride 4150 Chrome Moly Vanadium Steel - $79.53 at Shooting Surplus

Diamondback 556P7H50B8R DB Barrel 5.56x45mm NATO 7" Pistol-Length Black Nitride 4150 Chrome Moly Vanadium Steel

$79.53

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback 762X39P7H50B95R DB Barrel 7.62x39mm 7" Black Nitride 4150 Chrome Moly Vanadium Steel - $81.87 at Shooting Surplus

Diamondback 762X39P7H50B95R DB Barrel 7.62x39mm 7" Black Nitride 4150 Chrome Moly Vanadium Steel

$81.87

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback 556C10M50B8R DB Barrel 5.56x45mm NATO 10" Carbine-Length Black Nitride 4150 Chrome Moly Vanadium Steel - $91.23 at Shooting Surplus

Diamondback 556C10M50B8R DB Barrel 5.56x45mm NATO 10" Carbine-Length Black Nitride 4150 Chrome Moly Vanadium Steel

$91.23

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback 300P16H50B8R DB Barrel 300 Blackout 16" Pistol-Length Black Nitride 4150 Chrome Moly Vanadium Steel - $105.26 at Shooting Surplus

Diamondback 300P16H50B8R DB Barrel 300 Blackout 16" Pistol-Length Black Nitride 4150 Chrome Moly Vanadium Steel

$105.26

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback 300P10H50B8R DB Barrel 300 Blackout 10" Pistol-Length Black Nitride 4150 Chrome Moly Vanadium Steel - $90.06 at Shooting Surplus

Diamondback 300P10H50B8R DB Barrel 300 Blackout 10" Pistol-Length Black Nitride 4150 Chrome Moly Vanadium Steel

$90.06

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback DB0300P001 AM2 Sub-Compact Frame 9mm Luger 12+1/17+1, 3.50" Stainless Steel Barrel, Black Nitride Serrated Stainless Steel Slide, Black Polymer Frame w/Picatinny Rail & Polymer Grip - $311.18 at Shooting Surplus

Diamondback DB0300P001 AM2 Sub-Compact Frame 9mm Luger 12+1/17+1, 3.50" Stainless Steel Barrel, Black Nitride Serrated Stainless Steel Slide, Black Polymer Frame w/Picatinny Rail & Polymer Grip

$311.18

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback 65CR20M416SS8FR DB Barrel 6.5 Creedmoor 20" Rifle-Length Fluted Stainless Steel - $168.42 at Shooting Surplus

Diamondback 65CR20M416SS8FR DB Barrel 6.5 Creedmoor 20" Rifle-Length Fluted Stainless Steel

$168.42

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback DB0100E092 DB380 Gen4 Micro-Compact Frame 380 ACP 6+1, 2.80" Stainless Steel Barrel, Nickel Boron Serrated Stainless Steel Slide, Mint Polymer Frame w/Beavertail & Grip - $284.48 at Shooting Surplus

Diamondback DB0100E092 DB380 Gen4 Micro-Compact Frame 380 ACP 6+1, 2.80" Stainless Steel Barrel, Nickel Boron Serrated Stainless Steel Slide, Mint Polymer Frame w/Beavertail & Grip

$284.48

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback 223WR18H50B7 223 Wylde 18" Black QPQ Stainless Steel Barrel - $88.89 at Shooting Surplus

Diamondback 223WR18H50B7 223 Wylde 18" Black QPQ Stainless Steel Barrel

$88.89

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Shooting Surplus Updated Oct 26, 2026

Diamondback Diamondback DB15 338 ARC 10.5in Barrel 26+1 Rounds Gray/Black Finish - $1125.60 at Shooting Surplus

Diamondback DB15 338 ARC 10.5in Barrel 26+1 Rounds Gray/Black Finish

$1125.60

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GrabAGun Updated Oct 26, 2026

20% OFF

Diamondback Diamondback DB15 Combo 5.56 NATO/.300 AAC Blackout 16 Barrel 30-Rounds Includes Complete Upper - $899.99 at GrabAGun

Diamondback DB15 Combo 5.56 NATO/.300 AAC Blackout 16 Barrel 30-Rounds Includes Complete Upper

$899.99 $1120.10

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GrabAGun Updated Oct 26, 2026

25% OFF

Diamondback Diamondback DB15 CA Compliant AR 15 5.56 NATO/.223 Rem 16 Barrel 10-Rounds - $809.99 at GrabAGun

Diamondback DB15 CA Compliant AR 15 5.56 NATO/.223 Rem 16 Barrel 10-Rounds

$809.99 $1086.00

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GrabAGun Updated Oct 26, 2026

24% OFF

Diamondback Diamondback DIAMOND Flat Dark Earth 5.56NATO 16 Barrel 30-Rounds - $1139.99 at GrabAGun

Diamondback DIAMOND Flat Dark Earth 5.56NATO 16 Barrel 30-Rounds

$1139.99 $1502.00

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GrabAGun Updated Oct 26, 2026

24% OFF

Diamondback Diamondback DB15 Midnight Bronze 5.56 NATO 16 Barrel 30-Rounds - $1139.99 at GrabAGun

Diamondback DB15 Midnight Bronze 5.56 NATO 16 Barrel 30-Rounds

$1139.99 $1502.00

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GrabAGun Updated Oct 26, 2026

26% OFF

Diamondback Diamondback DB15 AR 15 5.56/.223 Rem 16 Barrel 30-Rounds Optic Ready - $1069.99 at GrabAGun

Diamondback DB15 AR 15 5.56/.223 Rem 16 Barrel 30-Rounds Optic Ready

$1069.99 $1441.00

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GrabAGun Updated Oct 26, 2026

24% OFF

Diamondback Diamondback DB15 Version 2 AR 15 Burnt Bronze 5.56 NATO/.223 Rem 16 Barrel 30-Rounds - $659.99 at GrabAGun

Diamondback DB15 Version 2 AR 15 Burnt Bronze 5.56 NATO/.223 Rem 16 Barrel 30-Rounds

$659.99 $863.00

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GrabAGun Updated Oct 26, 2026

22% OFF

Diamondback Diamondback DB15 .300 AAC Blackout 16 Barrel 30-Rounds M-LOK - $789.99 at GrabAGun

Diamondback DB15 .300 AAC Blackout 16 Barrel 30-Rounds M-LOK

$789.99 $1014.00

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GrabAGun Updated Oct 26, 2026

23% OFF

Diamondback Diamondback DB15 Midnight Bronze 5.56 NATO 16 Barrel 30-Rounds Adjustable Stock - $829.99 at GrabAGun

Diamondback DB15 Midnight Bronze 5.56 NATO 16 Barrel 30-Rounds Adjustable Stock

$829.99 $1075.00

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GrabAGun Updated Oct 26, 2026

23% OFF

Diamondback Diamondback DB15 6.5 Grendel 18 Barrel 5-Rounds - $809.99 at GrabAGun

Diamondback DB15 6.5 Grendel 18 Barrel 5-Rounds

$809.99 $1050.00

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GrabAGun Updated Oct 26, 2026

24% OFF

Diamondback Diamondback DB15 AR 15 Flat Dark Earth 5.56NATO 16 Barrel 30-Rounds - $819.99 at GrabAGun

Diamondback DB15 AR 15 Flat Dark Earth 5.56NATO 16 Barrel 30-Rounds

$819.99 $1075.00

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GrabAGun Updated Oct 26, 2026

22% OFF

Diamondback Diamondback DB15 AR 15 5.56/.223 Rem 16 Barrel 30-Rounds A2 Grip - $559.99 at GrabAGun

Diamondback DB15 AR 15 5.56/.223 Rem 16 Barrel 30-Rounds A2 Grip

$559.99 $722.00

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GrabAGun Updated Oct 26, 2026

24% OFF

Diamondback Diamondback DB9R 9mm 16 Barrel 32-Rounds - $719.99 at GrabAGun

Diamondback DB9R 9mm 16 Barrel 32-Rounds

$719.99 $952.00

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GrabAGun Updated Oct 26, 2026

Diamondback Diamondback DB15 Flat Dark Earth 5.56 NATO 16 Barrel 30-Rounds Adjustable Stock - $559.99 at GrabAGun

Diamondback DB15 Flat Dark Earth 5.56 NATO 16 Barrel 30-Rounds Adjustable Stock

$559.99

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GrabAGun Updated Oct 26, 2026

17% OFF

Diamondback Diamondback DB15 OD Green / FDE 5.56 16 Barrel 30-Rounds - $847.00 at GrabAGun

Diamondback DB15 OD Green / FDE 5.56 16 Barrel 30-Rounds

$847.00 $1015.00

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GrabAGun Updated Oct 26, 2026

21% OFF

Diamondback Diamondback DB15 OD Green 5.56 / .223 Rem 16 Barrel 30-Rounds 1 Mag - $589.99 at GrabAGun

Diamondback DB15 OD Green 5.56 / .223 Rem 16 Barrel 30-Rounds 1 Mag

$589.99 $750.00

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GrabAGun Updated Oct 26, 2026

21% OFF

Diamondback Diamondback DB15 5.56 16 Barrel 30-Rounds w/ Magpul CTR Stock & K2 Grip - $919.99 at GrabAGun

Diamondback DB15 5.56 16 Barrel 30-Rounds w/ Magpul CTR Stock & K2 Grip

$919.99 $1162.00

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GrabAGun Updated Oct 26, 2026

17% OFF

Diamondback Diamondback Diamond DB15 OD Green 5.56 16 Barrel 30-Rounds - $1014.00 at GrabAGun

Diamondback Diamond DB15 OD Green 5.56 16 Barrel 30-Rounds

$1014.00 $1216.00

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GrabAGun Updated Oct 26, 2026

17% OFF

Diamondback Diamondback Diamond DB15 Flat Dark Earth 5.56 16 Barrel 30-Rounds - $1014.00 at GrabAGun

Diamondback Diamond DB15 Flat Dark Earth 5.56 16 Barrel 30-Rounds

$1014.00 $1216.00

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GrabAGun Updated Oct 26, 2026

9% OFF

Diamondback Diamondback Carbon DB15 ODG / MultiCam 5.56 / .223 Rem 16 Barrel 30-Rounds - $699.99 at GrabAGun

Diamondback Carbon DB15 ODG / MultiCam 5.56 / .223 Rem 16 Barrel 30-Rounds

$699.99 $772.00

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GrabAGun Updated Oct 26, 2026

Diamondback Diamondback DB15 OD Green/Gold 5.56 16 Barrel 30-Rounds - $799.99 at GrabAGun

Diamondback DB15 OD Green/Gold 5.56 16 Barrel 30-Rounds

$799.99

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GrabAGun Updated Oct 26, 2026

6% OFF

Diamondback Diamondback DB Barrel .300 AAC Blackout 10 Barrel Pistol-Length - $90.69 at GrabAGun

Diamondback DB Barrel .300 AAC Blackout 10 Barrel Pistol-Length

$90.69 $96.00

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GrabAGun Updated Oct 26, 2026

10% OFF

Diamondback Diamondback DB Barrel 5.56 / .223 Rem 16 Barrel Mid Length - $95.89 at GrabAGun

Diamondback DB Barrel 5.56 / .223 Rem 16 Barrel Mid Length

$95.89 $106.00

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GrabAGun Updated Oct 26, 2026

4% OFF

Diamondback Diamondback DB Barrel .308 Win 13.5 Barrel Mid-Length - $129.99 at GrabAGun

Diamondback DB Barrel .308 Win 13.5 Barrel Mid-Length

$129.99 $136.00

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GrabAGun Updated Oct 26, 2026

8% OFF

Diamondback Diamondback DB Barrel .308 Win 16 Barrel Mid Length - $129.99 at GrabAGun

Diamondback DB Barrel .308 Win 16 Barrel Mid Length

$129.99 $142.00

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GrabAGun Updated Oct 26, 2026

Diamondback Diamondback DB15 Purple / Black 5.56 16 Barrel 30-Rounds - $583.00 at GrabAGun

Diamondback DB15 Purple / Black 5.56 16 Barrel 30-Rounds

$583.00

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GrabAGun Updated Oct 26, 2026

Diamondback Diamondback DB Barrel 5.56 10 Barrel - $93.69 at GrabAGun

Diamondback DB Barrel 5.56 10 Barrel

$93.69 $94.00

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GrabAGun Updated Oct 26, 2026

Diamondback Diamondback DB Barrel 7.62x39mm 7 - $83.49 at GrabAGun

Diamondback DB Barrel 7.62x39mm 7

$83.49

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GrabAGun Updated Oct 26, 2026

Diamondback Diamondback DB Barrel 5.56x45mm NATO 5.50 Pistol-Length - $84.29 at GrabAGun

Diamondback DB Barrel 5.56x45mm NATO 5.50 Pistol-Length

$84.29

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GrabAGun Updated Oct 26, 2026

3% OFF

Diamondback Diamondback DB Barrel 300 Blackout 16 Pistol-Length - $109.99 at GrabAGun

Diamondback DB Barrel 300 Blackout 16 Pistol-Length

$109.99 $113.00

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GrabAGun Updated Oct 26, 2026

17% OFF

Diamondback Diamondback Carbon DB15 Rifle OD Green 5.56 16 Barrel 30-Rounds - $672.00 at GrabAGun

Diamondback Carbon DB15 Rifle OD Green 5.56 16 Barrel 30-Rounds

$672.00 $806.00

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GrabAGun Updated Oct 26, 2026

22% OFF

Diamondback Diamondback Carbon DB15 Rifle OD Green .300 AAC Blackout 16 Barrel 30-Rounds - $672.00 at GrabAGun

Diamondback Carbon DB15 Rifle OD Green .300 AAC Blackout 16 Barrel 30-Rounds

$672.00 $862.00

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GrabAGun Updated Oct 26, 2026

13% OFF

Diamondback Diamondback DB15 .300 AAC Blackout 16 Barrel 30-Rounds Gen 3 Mag - $685.00 at GrabAGun

Diamondback DB15 .300 AAC Blackout 16 Barrel 30-Rounds Gen 3 Mag

$685.00 $788.00

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GrabAGun Updated Oct 26, 2026

13% OFF

Diamondback Diamondback Carbon DB15 Flat Dark Earth .300 AAC Blackout 16 Barrel 30-Rounds - $733.00 at GrabAGun

Diamondback Carbon DB15 Flat Dark Earth .300 AAC Blackout 16 Barrel 30-Rounds

$733.00 $843.00

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GrabAGun Updated Oct 26, 2026

17% OFF

Diamondback Diamondback Obsidian DB15 Jungle Green 5.56 16 Barrel 30-Rounds - $1014.00 at GrabAGun

Diamondback Obsidian DB15 Jungle Green 5.56 16 Barrel 30-Rounds

$1014.00 $1216.00

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GrabAGun Updated Oct 26, 2026

Diamondback Diamondback DB Barrel 9mm Luger 10 - $64.69 at GrabAGun

Diamondback DB Barrel 9mm Luger 10

$64.69

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GrabAGun Updated Oct 26, 2026

Diamondback Diamondback DB Barrel 5.56x45mm NATO 7 Pistol-Length - $82.29 at GrabAGun

Diamondback DB Barrel 5.56x45mm NATO 7 Pistol-Length

$82.29

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Where to buy Diamondback barrels

GrabAGun 65 in stock
Shooting Surplus 28 in stock
TLO Outdoors 14 in stock
Palmetto State Armory 8 in stock
KFF Defense 8 in stock
Classic Firearms 4 in stock
GritrSports 3 in stock
Sportsman's Warehouse 1 in stock