This Winchester manufactured adjusting sleeve is for the model 1897 takedown slide action shotgun and is in very good condition with light wear. (file photo)
Note: Winchester model 1897 slide action shotguns with the following gauge and serial numbers have been observed with this part:
12 Gauge: 74589, 107227, 458896, 645103, 769466 & 914469
16 Gauge: 668800, 894353 & 962028