One Horse Gun Parts

Current Deals & Offers

Ammunition Depot Updated Oct 31, 2026

One Horse AR-15 Buffer Tube Kit - 6-Position Carbine Buffer Mil-Spec

$28.99

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GrabAGun Updated Oct 31, 2026

8% OFF

One Horse AR-15 Carbine Gas Tube

$14.79 $15.99

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GrabAGun Updated Oct 31, 2026

4% OFF

One Horse AR15 Mid-Length Gas Tube Stainless Steel

$15.89 $16.49

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GrabAGun Updated Oct 31, 2026

One Horse Pistol Length Gas Tube Stainless for AR-15 Pistol

$15.09

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GrabAGun Updated Oct 31, 2026

5% OFF

One Horse AR-15 Rifle Length Gas Tube Stainless

$16.19 $16.99

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GrabAGun Updated Oct 31, 2026

40% OFF

One Horse Low Profile Steel Gas Block .750

$14.89 $24.99

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GrabAGun Updated Oct 31, 2026

One Horse Pistol Gas Barrel .300 AAC Blackout 10.5 Threaded Barrel

$89.79

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GrabAGun Updated Oct 31, 2026

6% OFF

One Horse M-LOK Handguard 10

$54.79 $57.99

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GrabAGun Updated Oct 31, 2026

One Horse AR-15 Barrel 5.56 16 Barrel Mid Length

$96.69

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GrabAGun Updated Oct 31, 2026

One Horse AR-15 Barrel 5.56 10.5 Threaded Barrel

$98.99

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GrabAGun Updated Oct 31, 2026

One Horse AR-15 Barrel 5.56 7.5 Threaded Barrel Pistol Length

$78.39

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GrabAGun Updated Oct 31, 2026

4% OFF

One Horse 15 M-LOK Handguard

$57.59 $59.99

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GrabAGun Updated Oct 31, 2026

7% OFF

One Horse AR-15 Carbine Buffer Tube Kit

$37.39 $39.99

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Ammunition Depot Updated Oct 31, 2026

One Horse A2 Bird Cage Flash Hider .30 Cal 5/8x24 Thread

$14.99

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Ammunition Depot Updated Oct 31, 2026

One Horse AR-15 Charging Handle - Mil-Spec 7075-T6 Aluminum

$19.49

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Ammunition Depot Updated Oct 31, 2026

One Horse A2 Bird Cage Flash Hider 5.56 NATO 1/2x28 Thread

$13.49

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Ammunition Depot Updated Oct 31, 2026

One Horse 16" Medium Profile Gas Barrel - 300 AAC Pistol

$88.99

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Ammunition Depot Updated Oct 31, 2026

One Horse 16" 5.56 NATO Barrel - 1:8 Twist Mid-Length SOCOM Profile

$88.99

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Ammunition Depot Updated Oct 31, 2026

One Horse M4 Nitride Barrel - 5.56 NATO 16" Mid-Length Gas

$88.99

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Ammunition Depot Updated Oct 31, 2026

One Horse Twistone Horse Pistol Gas Barrel - 7.5" 5.56 NATO 1:7 Twist

$74.49

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Ammunition Depot Updated Oct 31, 2026

One Horse Pistol Gas Barrel .300 BLK 10.5" - 5/8x24 Thread 1:7 Twist Black

$86.49

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Ammunition Depot Updated Oct 31, 2026

One Horse AR-15 Buttstock - MIL-SPEC 6-Position Black Polymer

$20.49

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Ammunition Depot Updated Oct 31, 2026

One Horse 7" M-LOK Handguard - Free Floating Aluminum Matte Black

$48.49

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BattleHawk Armory Updated Oct 30, 2026

20% OFF

One Horse , 5.56 NATO, 16 Barrel, 15 Handguard, Nitride BCG, Complete Upper Receiver

$263.87 $329.99

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BattleHawk Armory Updated Oct 30, 2026

22% OFF

One Horse 5.56 NATO COMPLETE UPPER RECEIVER W/HBAR MID-LENGTH BBL FOR AR15

$283.93 $361.99

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BattleHawk Armory Updated Oct 30, 2026

16% OFF

One Horse Complete Upper Receiver 300 BLK 16 SOCOM Barrel 15 M-LOK Handguard Nitride BCG Charging Handle

$278.72 $329.99

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BattleHawk Armory Updated Oct 30, 2026

One Horse AR15 Stripped Upper Receiver

$59.99

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Guns.com Updated Oct 31, 2026

One Horse 16" COMPLETE UPPER

$249.99

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Vance Outdoors Updated Oct 12, 2026

One Horse AR15 Stripped Upper Receiver

$59.99

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Vance Outdoors Updated Oct 12, 2026

One Horse AR15 Buffer Tube Kit

$29.99

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Vance Outdoors Updated Oct 12, 2026

One Horse Complete Upper Receiver 5.56 NATO

$319.99

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Vance Outdoors Updated Oct 12, 2026

One Horse 16Inch .300 BLK Complete Upper Receiver with 15Inch M-Lok Free-Float Handguard

$299.99

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GrabAGun Updated Oct 31, 2026

8% OFF

One Horse Bolt Carrier Group for M16 5.56 / .300 AAC Blackout

$82.69 $89.99

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GrabAGun Updated Oct 31, 2026

20% OFF

One Horse M4 6 Position Buttstock Mil-Spec

$19.89 $24.99

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Optics Planet Updated Oct 31, 2026

One Horse A2 Flash Hider .224 Caliber 1/2x28 Black

$15.99

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Optics Planet Updated Oct 31, 2026

One Horse M16 5.56x45mm NATO/.223 Remington/.300 Blackout Bolt Carrier Group Nitride Black

$95.99

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Shooting Surplus Updated Oct 31, 2026

One Horse AR-15 Complete Lower Receiver Multi Caliber

$136.89

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GrabAGun Updated Oct 31, 2026

One Horse AR-15 Barrel 5.56 16 Threaded Barrel Carbine Length

$96.49

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Optics Planet Updated Oct 31, 2026

One Horse 16in Mid-Length Socom Barrel 1:8 Twist 5.56 Nato

$119.99

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Optics Planet Updated Oct 31, 2026

One Horse A2 Flash Hider 30Cal Crush Washer 5/8X24

$23.49

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Optics Planet Updated Oct 31, 2026

One Horse Ar15 Oh-Shyt Kit Spare Springs Detents Pins

$18.99

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Optics Planet Updated Oct 31, 2026

6% OFF

One Horse Ar15 Complete Lower Parts Kit

$63.99 $67.99

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Optics Planet Updated Oct 31, 2026

One Horse Bolt Carrier Group M16 Nickel Boron 5.56/300Aac

$135.79

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MidwayUSA Updated Oct 31, 2026

One Horse AR-15 Stripped Lower Receiver Matte Black

$69.99

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Optics Planet Updated Oct 31, 2026

One Horse Ar15 A3 Stripped Upper Receiver Anodized Black

$73.99

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Optics Planet Updated Oct 31, 2026

One Horse Ar15 Complete Upper 16in 5.56 Nato

$339.99

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Primary Arms Updated Oct 31, 2026

One Horse Mil-Spec AR-15 Charging Handle

$13.99

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Primary Arms Updated Oct 31, 2026

One Horse A3 Stripped AR-15 Upper Receiver

$44.99

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Primary Arms Updated Oct 31, 2026

One Horse M16 5.56/.300 BLK BCG Nickel Boron - Bolt Carrier Group

$99.99

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Primary Arms Updated Oct 31, 2026

One Horse AR-15 Lower Receiver - Complete Lower

$129.99

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Primary Arms Updated Oct 31, 2026

One Horse Complete AR-15 Upper Receiver - 5.56 - 10.5"

$269.99

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Primary Arms Updated Oct 31, 2026

One Horse SOCOM Complete AR-15 Upper Receiver - 5.56 - 16"

$299.99

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GrabAGun Updated Oct 31, 2026

22% OFF

One Horse OH-15 5.56 16 Barrel 30-Rounds

$469.99 $599.00

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GrabAGun Updated Oct 31, 2026

24% OFF

One Horse OH-15 6mm ARC 18 Barrel 30-Rounds w/ Magpul Furniture

$609.99 $799.99

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KYGUNCO Updated Oct 30, 2026

One Horse M16 Nitride Bolt Carrier Group 5.56/300 BLK

$79.34

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Sportsman's Guide Updated Oct 31, 2026

One Horse AR15 Complete Lower Receiver Forged 7075-T6 Mil-Spec M4 Adjustable Stock

$159.99

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Optics Planet Updated Oct 31, 2026

One Horse 5.56x45mm NATO Threaded AR Barrel 7.5in Medium Pistol Length 1-7 Twist 1/2x28 Black

$98.49

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Optics Planet Updated Oct 31, 2026

3% OFF

One Horse .300 AAC Blackout Threaded AR Barrel 10.5in Medium Pistol Length 1-7 Twist 5/8x24 Black

$114.99 $118.38

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Optics Planet Updated Oct 31, 2026

One Horse 5.56x45mm NATO Threaded AR Barrel 10.5in Medium Carbine Length 1-7 Twist 1/2x28 Black

$119.99

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Optics Planet Updated Oct 31, 2026

One Horse .300 AAC Blackout Threaded AR Barrel 16in Medium Pistol Length 1-8 Twist Black

$121.99

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Optics Planet Updated Oct 31, 2026

One Horse 5.56x45mm NATO Threaded AR Barrel 16in M4 Carbine Length 1-7 Twist 1/2x28 Black

$121.99

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Sportsmans Outdoor Superstore Updated Oct 31, 2026

One Horse 16Inch .300 BLK Complete Upper Receiver with 15Inch M-Lok Free-Float Handguard

$249.99

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Optics Planet Updated Oct 31, 2026

7% OFF

One Horse Ar15 Complete Upper 7.5in 5.56 Nato

$329.49 $353.77

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Optics Planet Updated Oct 31, 2026

15% OFF

One Horse Ar15 Complete Upper 16in 300Aac

$353.49 $415.31

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Optics Planet Updated Oct 31, 2026

17% OFF

One Horse Ar15 Complete Upper 18in 6Mm Arc

$499.49 $599.92

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Optics Planet Updated Oct 31, 2026

3% OFF

One Horse Upper Parts Kit Dust Cover And Forward Assist

$30.89 $31.99

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Optics Planet Updated Oct 31, 2026

One Horse Standard Ar15 Charging Handle

$30.89

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Optics Planet Updated Oct 31, 2026

10% OFF

One Horse 10in M-Lok Hanguard

$64.79 $71.99

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Natchez Shooting & Outdoors Updated Oct 31, 2026

7% OFF

One-Horse One Horse Pistol Gas Barrel .300 BLK 5/8x24 Thread 10.5" Black

$86.99 $93.49

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Natchez Shooting & Outdoors Updated Oct 31, 2026

7% OFF

One-Horse One Horse Carbine Gas Barrel 5.56 NATO 1/2x28 Thread 10.5" Black

$86.99 $93.49

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Sportsmans Outdoor Superstore Updated Oct 31, 2026

One Horse AR15 Buffer Tube Kit

$29.99

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Sportsmans Outdoor Superstore Updated Oct 31, 2026

One Horse AR15 Stripped Upper Receiver

$59.99

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Natchez Shooting & Outdoors Updated Oct 31, 2026

One-Horse One Horse A2 Bird Cage Flash Hider 5.56 NATO 1/2x28 Thread

$11.49

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Natchez Shooting & Outdoors Updated Oct 31, 2026

One-Horse One Horse A2 Bird Cage Flash Hider .30 Cal 5/8x24 Thread

$12.99

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Natchez Shooting & Outdoors Updated Oct 31, 2026

One-Horse One Horse Low Profile Steel Gas Block .750"

$14.29

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