Factory new Smith & Wesson mainspring plunger (Part# 239020000) for Third Generation TSW pistol models. This genuine OEM part ensures proper mainspring function.
Part Number: 239020000
Compatible Models: 3953TSW, 4003TSW, 4006TSW, 4013TSW, 4043TSW, 4046TSW, 4053TSW, 4513TSW, 4553TSW, 4563TSW, 4566TSW, 4583TSW, 4586TSW, 5903TSW, 5906TSW, 5943TSW, CS40C, CS40D, CS40S
Condition: Factory new
Genuine Smith & Wesson factory parts are manufactured to exact specifications for guaranteed fit and performance.