Generic 904685 Piston Stop for Porter Cable FN251 FN250B Nailer

part# :904685 for Porter Cable piston stop. Fits Porter Cable Models: FN250B Type 1 and FN251 Type 1. Included: 1piston stop as pictured. Item Specifications: Acts as cushion when the piston/driver retracts back into the cylinder after being fired. A brand-new, unused, unopened, undamaged item in its original packaging.