NCSTAR AR15 BUFFER TUBE MIL SPEC

NcSTAR Buffer Tube and Castle Nut, For AR-15, Mil-Spec, Anodized Finish, Black VG137
The MIL-SPEC 6 position AR buffer tube comes with a castle nut and is designed to fit MIL-SPEC collapsible buttstocks. Made of precision machined aircraft grade aluminum for durability and has a hard anodized finish.