Excellent condition Gas Cylinder for the WWII Winchester M1 Garand. This has been refinished in the original black oxide process which is at 99% and has no markings of any kind. The bore is shiny and Gauges Good with a USGI Gauge! This is the Narrow Base type which was used by Wichester from early1942 to the Mid Fall of 1943. Comes with a nice original Winchester Stacking Swivel. Will fit any Garand.