DOUBLESTAR | DS-4 Buffer Tube Commercial
Machined aluminum receiver extension tubes accept an M4-style adjustable carbine buttstock Six precision-machined notches on the underside provide plenty of options for setting length-of-pull w/ gives 6-Position Adjustment. Perfect for a custom build, or updating a fixed-stock rifle with an adjustable M4 stock. Machined from a lightweight aluminum extrusion then hardcoat anodized, and dry film lube-coated inside for smooth movement of the buffer and buffer spring. Requires carbine recoil spring and buffer, lock ring, and receiver plate, all available separately.
SPECS:
6 Position Commerical core diameter CAR buffer tube
7075 Aluminum
Type 3 hardcoat anodized, matte black
dry film lubed
Commercial 7 7/8" (20cm) long, 1.167 O.D.