USGI M1 Carbine Barrel Inland 3/45 non import marked, Original finish 90%+ coverage, muzzle erosion gauges just slightly over .301 but nowhere near .3015 short skirt, type 3 barrel band stamped SI, N front sight. LI engraved piston and nut installed, only shows one stake mark at the piston nut, slide rails show minimal wear pattern, honest condition serviceable barrel ready to install. Please feel free to ask questions and require additional pics.