The KNS Precision nitride buffer is machined from high quality steel for maximum durability and features a highly corrosion resistant black nitride finish. Compatible with all mil-spec AR-15 and AR-10 lower receivers, this pin is engineered for the longest possible service life. Perfect for use in a new build or for a replacement for a missing part. Keeping spare components on hand can keep a build going when small parts are lost. Manufactured to the high standards that KNS precision is known for.
Replacement buffer retainer pin for AR-15/10
Machined from steel
Nitride coated for durability