Includes: 

- (1) Receiver Extension Buffer Tube, 1.19" OD, Pistol W/QD Socket

- (1) Nut, Castle Extension Receiver Tube

- (1) AR15/M16 Receiver End Plate, QD - Thin Profile

- (1) Enhanced Spring, Recoil Buffer, Action, Carbine

- (1) Buffer, Recoil, Carbine

Made in USA