The Kak Industry LLC AR-10 Carbine Length Carbine Buffer is a precision-engineered component designed for AR .308 rifles specifically tailored for the AR-10 platform. Weighing 3.7 ounces this black buffer is crafted to enhance the performance and reliability of your firearm. Whether you're building a custom AR-10 or upgrading an existing setup this buffer ensures optimal cycling and recoil management making it a must-have for any Armalite enthusiast seeking improved shooting experience and durability.