We may get paid by partner for deals, including promoted items

Sponsored

OpticsPlanet use Code: GEARCHASE Amazon - Lightning Deals Amazon - Hunting Deals Bike Racks Heated Clothing Stio Hoka Fishing Mountain Hardwear

Diamondback DB15 AR 15 5.56/.223 Rem 16 Barrel 10-Rounds CA Mag Lock by Diamondback -

10% off

Product Description

Get the best deal on the Diamondback DB15 DB1790K001 5.56 / .223 Rem 16 Modern Sporting Rifles at GrabAGun.com. Get the best deals on AR-15 for sale online at GrabAGun! Diamondback for sale online. Flat rate shipping on all guns and ammo with the best pri

Diamondback DB15 AR 15 5.56/.223 Rem 16 Barrel 10-Rounds CA Mag Lock

at GrabAGun

Browse all GrabAGun deals

$759.99 $845.00 10% Discount

You save $85.01

In Stock at GrabAGun

Price verified 1d ago

Buy Now at GrabAGun

Secure checkout Easy returns

or compare prices

Product Details

Brand Diamondback

More from Diamondback

Last Updated:

Aug 30, 2026 01:52 AM

Diamondback DB15 Knight's Armament Black 5.56 NATO 16" Chrome Lined AR-15 Rifle

Diamondback DB15 Knight's Armament Black 5.56 NATO 16" Chrome Lined AR-15 Rifle View Details

$1330.86 $1514.80

12% off

Buy Now · $1330.86

Last Updated:

Aug 30, 2026 01:52 AM

Diamondback DB10 Carbon Lower 13" M-LOK .308 Win 20+1 13.5" AR-10 Pistol

Diamondback DB10 Carbon Lower 13" M-LOK .308 Win 20+1 13.5" AR-10 Pistol View Details

$928.87 $1057.25

12% off

Buy Now · $928.87

Last Updated:

Aug 30, 2026 01:52 AM

Diamondback DB15 Black Gold Lower 5.56x45mm NATO 16" AR-15 Rifle

Diamondback DB15 Black Gold Lower 5.56x45mm NATO 16" AR-15 Rifle View Details

$912.60 $1038.73

12% off

Buy Now · $912.60

Last Updated:

Aug 30, 2026 01:52 AM

Diamondback DB15 Black Gold Lower 5.56x45mm 30+1 16" M-LOK AR-15 Rifle

Diamondback DB15 Black Gold Lower 5.56x45mm 30+1 16" M-LOK AR-15 Rifle View Details

$863.46 $982.80

12% off

Buy Now · $863.46

Last Updated:

Aug 30, 2026 01:52 AM

Diamondback DB15 Black 7.62x39mm 16-inch Rifle

Diamondback DB15 Black 7.62x39mm 16-inch Rifle View Details

$762.60 $868.00

12% off

Buy Now · $762.60

Last Updated:

Aug 30, 2026 01:52 AM

Diamondback DB15 Black Cerakote M-LOK 223 Wylde 30+1 18" AR-15 Rifle

Diamondback DB15 Black Cerakote M-LOK 223 Wylde 30+1 18" AR-15 Rifle View Details

$749.07 $852.60

12% off

Buy Now · $749.07

Last Updated:

Aug 30, 2026 01:52 AM

Diamondback DB15 Midnight Bronze 5.56x45mm NATO 30+1 7" Pistol

Diamondback DB15 Midnight Bronze 5.56x45mm NATO 30+1 7" Pistol View Details

$715.86 $814.80

12% off

Buy Now · $715.86

Last Updated:

Aug 30, 2026 01:52 AM

Diamondback DB15 Black/Prison Pink Carbon Lower 5.56x45mm NATO 16" AR-15 Rifle

Diamondback DB15 Black/Prison Pink Carbon Lower 5.56x45mm NATO 16" AR-15 Rifle View Details

$608.85 $693.00

12% off

Buy Now · $608.85

Last Updated:

Aug 30, 2026 01:52 AM

Diamondback DB15 Black Magpul M-LOK 5.56x45mm NATO 30+1 16" AR-15 Rifle

Diamondback DB15 Black Magpul M-LOK 5.56x45mm NATO 30+1 16" AR-15 Rifle View Details

$555.91 $632.74

12% off

Buy Now · $555.91

Last Updated:

Aug 30, 2026 01:52 AM

Diamondback DB15 M-LOK 5.56x45mm NATO 10" AR Pistol

Diamondback DB15 M-LOK 5.56x45mm NATO 10" AR Pistol View Details

$656.82 $747.60

12% off

Buy Now · $656.82

Last Updated:

Aug 30, 2026 01:52 AM

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

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

$2550.00 $3060.00

17% off

Buy Now · $2550.00

Last Updated:

Aug 30, 2026 01:52 AM

Diamondback DB10 8.6 Blackout 20+1 12" Black Nitride 11" M-LOK Handguard SBA5 Brace Magpul MOE K2 Grip Pistol

Diamondback DB10 8.6 Blackout 20+1 12" Black Nitride 11" M-LOK Handguard SBA5 Brace Magpul MOE K2 Grip Pistol View Details

$1217.70 $1386.00

12% off

Buy Now · $1217.70

Last Updated:

Aug 30, 2026 01:52 AM

Diamondback DB15 Obsidian Black Nitride 11" M-LOK SBA5 Brace 5.56 NATO 30+1 11.50" AR Pistol

Diamondback DB15 Obsidian Black Nitride 11" M-LOK SBA5 Brace 5.56 NATO 30+1 11.50" AR Pistol View Details

$1081.17 $1230.60

12% off

Buy Now · $1081.17

Last Updated:

Aug 30, 2026 01:52 AM

Diamondback DB10 Black M-LOK SBA3 Brace .308 WIN 20-Round 13.5" AR-Platform Pistol

Diamondback DB10 Black M-LOK SBA3 Brace .308 WIN 20-Round 13.5" AR-Platform Pistol View Details

$1019.67 $1160.60

12% off

Buy Now · $1019.67

Last Updated:

Aug 30, 2026 01:52 AM

Diamondback DB15 OD Green Cerakote 5.56 NATO 10" AR Pistol with SB Tactical Brace

Diamondback DB15 OD Green Cerakote 5.56 NATO 10" AR Pistol with SB Tactical Brace View Details

$746.00 $886.20

16% off

Buy Now · $746.00

Last Updated:

Aug 30, 2026 01:52 AM

Diamondback DB15 Flat Dark Earth Cerakote 10" Heavy Barrel 9" M-LOK .300 AAC Blackout AR Pistol

Diamondback DB15 Flat Dark Earth Cerakote 10" Heavy Barrel 9" M-LOK .300 AAC Blackout AR Pistol View Details

$778.59 $886.20

12% off

Buy Now · $778.59

Last Updated:

Aug 30, 2026 01:52 AM

Diamondback DB15 AR Pistol Black 5.56x45mm NATO 7" SBA3 Brace

Diamondback DB15 AR Pistol Black 5.56x45mm NATO 7" SBA3 Brace View Details

$707.25 $840.00

16% off

Buy Now · $707.25

Last Updated:

Aug 30, 2026 01:52 AM

Diamondback DB15 Black SBA3 Pistol Brace 5.56x45mm NATO 10" 30+1 AR Pistol

Diamondback DB15 Black SBA3 Pistol Brace 5.56x45mm NATO 10" 30+1 AR Pistol View Details

$707.25 $840.00

16% off

Buy Now · $707.25

Last Updated:

Aug 30, 2026 01:52 AM

Diamondback SDR Stainless Steel 6-Round .357 Magnum 2" Double-Action Revolver

Diamondback SDR Stainless Steel 6-Round .357 Magnum 2" Double-Action Revolver View Details

$710.94 $809.20

12% off

Buy Now · $710.94

Last Updated:

Aug 30, 2026 01:52 AM

Diamondback DB15 M-LOK Threaded 5.56x45mm NATO 30+1 7" AR Pistol

Diamondback DB15 M-LOK Threaded 5.56x45mm NATO 30+1 7" AR Pistol View Details

$656.82 $747.60

12% off

Buy Now · $656.82