Looking for a top-quality, MIL-SPEC carbine buffer tube? Look no further than the Daniel Defense MIL-SPEC Carbine Buffer Tube – 6-Position. This receiver extension is impact extruded from 7075-T6 aluminum and finished with a durable Type 3 hard coat anodization. Plus, it’s designed to fit MIL-SPEC (1.15″) diameter carbine stocks. So if you’re looking for a high-quality, durable buffer tube that will fit your carbine stock perfectly, the Daniel Defense MIL-SPEC Carbine Buffer Tube is the way to go.