This Remington manufactured late variation 2 1/4" long firing pin retractor spring is for the model 11-48 semi-auto shotgun and is in near excellent condition with light wear. (file photo)
Note: Remington model 11-48 semi-auto shotguns with the following gauge and serial numbers have been observed with this part:
12 Gauge: 5112147
16 Gauge: 5564860
20 Gauge:
