Mil-spec AR-15 Buffer Tube Assembly

The AR-15 Mil-Spec Buffer Tube Assembly is made out of durable 6061-T aluminum, making this product very lightweight. The 3-ounce buffer and carbine coated spring ensure a smooth and reliable operation. The mil-spec six position receiver extension allows this kit to be compatible with various aftermarket stocks for simple customization. This kit includes the following: end plate, castle nut, buffer tube, carbine spring, and 3-ounce buffer.
Need help? Here’s how to install your buffer assembly.
Additional Features: 

Mil-spec dimensions
Six-position buffer tube for maximum adjustability of butt stock length
Accepts all standard-sized AR type butt stocks

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