Complete 9mm AR-15 buffer kit with 5.4oz buffer, carbine spring, and spacer. Compatible with both Glock and Colt style magazines. Anodized black finish.
The Angstadt Arms 9mm buffer kit provides everything needed to optimize your 9mm AR-15 platform rifle. This complete assembly ensures reliable function and proper bolt carrier cycling in blowback 9mm firearms.
Dual Magazine Compatibility: Works seamlessly with both Glock and Colt style 9mm magazines, giving you flexibility in your magazine selection.
Engineered for Blowback Operation: The 5.4oz buffer weight is specifically designed to manage the recoil impulse of direct blowback 9mm operation, reducing wear on your bolt carrier and receiver.
Overtravel Control: The dedicated buffer spacer limits bolt carrier overtravel, protecting your firearm's internals and improving reliability.
Durable Construction: Anodized black finish provides corrosion resistance and a professional appearance.
Proper buffer selection is critical for 9mm AR-15 reliability. This kit eliminates guesswork by providing matched components engineered to work together. Whether you're building a new 9mm AR or upgrading an existing platform, this buffer kit delivers the performance and durability you expect from a purpose-built system.