This Colt manufactured all blue finished 6 round magazine assembly is for the model 1908 Hammerless Vest Pocket semi-auto pistol in 25 ACP caliber and is in very good condition with light wear. The first variation magazines are void of any markings on the floor plate. (file photo)

Note: Colt model 1908 Vest Pocket pistols with the following serial numbers have been observed with this part: 5993, 58366 & 91759