Feature

●This part acts as a cushion when the piston/driver retracts back into the cylinder after being fired. Because this part get so much abuse it has a tendency to crack and fall apart. If the part is damaged or falls out you should replace it.
●This part is compatible with many tools including the models listed below: Porter Cable FN250B 16 Ga. 2 1/2 Inch Finish Air Nailer Porter Cable FN251-Type-1 Cordless Nailer
●Outside Diameter1.335" Height0.965"

Description