This Winchester manufactured first variation 18 ring walnut action slide handle (forearm) is for the early model 12 slide action shotgun in 12 gauge with the early variation action slide. This forearm is in very good condition having light dings and handling marks and being void of any cracks or chips. (file photo)

Note: Winchester model 12 slide action shotguns with the following gauges and serial numbers have been observed with this part:

12 Gauge: 588236 & 933942