Specifications and Features:
Adds 1 inch to buttstock
6061, T-6 Aluminum alloy
Made in the U.S.A. on computer controlled milling machines
Dimensionally accurate to 1/1000 inch
Four pieces, including exposed spacer which matches profile of receiver and stock, internal spacer which lengthens buffer tube, and two longer stock retaining screws to accommodate either the A1 rifle or the slightly longer A2 rifle.