Our AR-10 Rifle Length "MBA-1" Buffer Tube Kit consists of a 10" fixed position buffer tube, heavy 5.4 oz buffer assembly, an 11.5" pre-loaded steel spring. The buffer tube is made of T6-6061 aluminum and is designed to fit any A1/A2 fixed position buttstock. Incorporates castle nut and lock ring in the design.
Includes:
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