Explore AR15 parts designed for builds, repairs, upgrades, and custom rifle setups across a wide range of compatible platforms. Whether you need upper parts, lower parts, barrels, handguards, triggers, controls, or other essential components, this category includes options built for proper fit, reliable function, and dependable performance.
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BATTLEARMS WORKHORSE Heavy-duty AR15/M4 Forged Upper Receiver
Battle Arms DevelopmentWH556-UR$120.00Heavy-duty forged AR15/M4 upper receiver — precision machined for reliable alignment, rugged service use, and full Mil-Spec compatibility. Key Features Forged from 7075-T6 aircraft-grade aluminum for proven strength and durability Precision... -
BATTLEARMS WORKHORSE FORGED LOWER RECEIVER ANODIZED OD GREEN — AR15 / M16 / M4
Battle Arms DevelopmentWH556-LR-ODG$125.00Durable forged 7075-T6 lower receiver with MIL-A-8625F Type III OD Green anodize — built for heavy use, precise fit, and Mil-Spec compatibility. Key Features Forged from 7075-T6 aircraft-grade aluminum for proven strength and... -
BATTLEARMS WORKHORSE Forged Mil-Spec AR Lower Receiver
Battle Arms DevelopmentWH556-LR$125.00Heavy-duty forged lower receiver — built for longevity, reliability, and Mil-Spec compatibility. Perfect for duty, range, and competition builds. Key Features Forged from 7075-T6 aircraft-grade aluminum for superior strength Mil-Spec... -
BATTLEARMS AR15/M16/M4 Buffer Retainer / Detent
Battle Arms Development8448582$2.50The BATTLEARMS AR15/M16/M4 Buffer Retainer / Detent is a precision-machined small part designed to hold the buffer and spring securely in place within the receiver extension. Essential for proper AR-platform operation, this component ensures smooth... -
BATTLEARMS AR15/M16 Buffer – H3 Heavy Carbine / 4.5 OZ
Battle Arms DevelopmentAR15/M16 BUFFER H3$63.00AR15/M16 Buffer H3 – Carbine Buffer (H3 Weight 5.4 OZ) Brand: Battle Arms Development, Inc.Item: AR15-BUFFER-H3UPC: 810033781148 The BATTLEARMS AR15/M16 Buffer H3 is a Mil-Spec carbine buffer designed for AR15/M16 platforms that use a carbine... -
BATTLEARMS AR15/M16 Buffer – H2 Heavy Carbine / 4.65 OZ
Battle Arms DevelopmentAR15-BUFFER-H2$51.99Battle Arms AR15 H2 Buffer The AR15 H2 Buffer is a heavier-weight carbine buffer designed to help improve cycling, reduce felt recoil, and smooth out operation—especially in carbines that run over-gassed, suppressed setups, or short-barreled... -
BATTLEARMS 9MM Dedicated PCC Blowback Buffer – 7.2 oz (AR9)
Battle Arms Development9MM-PCC-BUFFER-7.2$56.009MM Dedicated PCC Blowback Buffer – 7.2 oz (AR9) The Battle Arms Development 9MM Dedicated PCC Blowback Buffer (7.2 oz) is built specifically for 9mm AR / AR9 blowback platforms that require a heavier buffer to help control bolt speed, improve... -
TROY AMBI SAFETY SELECTOR SEMI BLK
TroySSDT-AMB-S0BT-00$59.00The TROY AMBI SAFETY SELECTOR SEMI BLK is a rugged, ambidextrous safety selector built for AR-15 and AR-10 platforms in semi-automatic configurations. Featuring a sleek black finish and low-profile levers, this selector offers enhanced control and...
