This Winchester manufactured late variation hammer is for the standard grade model 12 slide action shotgun and is in very good condition with light wear. (file photo)
Note: Winchester model 12 slide action shotguns with the following gauges and serial numbers have been observed with this part:
12 Gauge: 318823, 588236, 899492, 933942 & 1129908
16 Gauge: 712401, 808640, 1116030 & 1677926
20 Gauge:
28 Gauge: