This Winchester manufactured unmarked adjusting sleeve is for the model 12 slide action shotgun in 16, 20 and 28 gauge 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:
16 Gauge: 712401, 808640, 1116030 & 1677926
20 Gauge: 22372, 37014 & 122475
28 Gauge:
