Choate Tool Mak-90 Stamped Stk. features a convenient thumbhole design and our adjustable length of pull spacer system. This system allows you to adjust the length of pull from 13 to a 14 1/2 length by adding spacers. Other features include tough fiberglass filled polymer black matte textured finish 1 thick rubber recoil pad Russian style steel sling mount pin and included matching upper and lower handguard. Specifications for Choate Tool Mak-90 Stamped Stock: Manufacturer: Choate Tool Gun Model: Norinco MAK-90 Color: Black Country of Origin: USA Package Contents: Choate Tool Mak-90 Stamped Stock Matching Upper and Lower Handguard What firearm models does the manufacturer say Choate Tool Mak-90 Stamped Stock is compatible with? The manufacturer suggests that Choate Tool Mak-90 Stamped Stock is compatible with Norinco MAK-90Choate Tool CMT-18-03-08: Mak-90 Stamped Stk