Superior Parts SP 101961 Aftermarket Driver Assembly & O-Ring for Bostitch RN45 Replaces 101961

Superior Parts SP 101961 Aftermarket Driver Assembly & O-Ring for Bostitch RN45 Replaces Bostitch 101961. Aluminum is crimped into the Unilok grooves of the shaft to prevent unscrewing. Our patent-pending UNILOK piston/driver is guaranteed to never unscrew our Aftermarket Piston Driver Assemblies.

Features:

Heat treated tool steel 6150 – Rockwell hardness 50-52

Aerospace grade #2024 Aluminum piston

Mechanically locked piston driver interface

Compatible with:

Bostitch

WM45B Pneumatic Coil Nailer

RN45B Coil-Fed Pneumatic Roofing Nailer