Upgrade your AR build with a military-spec A1 or A2 buffer tube, designed for exceptional durability and reliability. Perfect for classic rifle builds, these buffer tubes provide a solid, consistent shooting experience with fixed stocks. Get yours today and enhance your AR’s performance! https://www.ar15handguard.com/a2-buffer-tube-kit-rifle-length-fixed-stock-buffer-tube-kit-a1-a2-ar15-223-5-56-rbt/