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AERO PRECISION AR15 Enhanced Buffer Kit w/ Carbine Buffer. Includes Enhanced Carbine Buffer Tube (6-position), Carbine Buffer, Carbine Buffer Spring, and Endplate with lock nut. Mil-spec carbine buffer tube machined from 7075-T6 aluminum. Compatible with mil-spec stock options. Made in the USA.
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A comprehensive overview of every major component in an AR-15 build—including what's inside bolt carrier groups and parts kits—organized by assembly for new builders.
12 min read
Guide
A neutral overview of AR-15 buffer systems, covering carbine vs. rifle receiver extensions, buffer weights, springs, and how these parts affect cycling and recoil.
5 min read