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Become a DealerAftermarket Driver Assembly for Bostitch RN45B / WM45
Superior Parts SP 101961 Aftermarket Driver Assembly for Bostitch RN45B / WM45
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
Compatible with:
Bostitch
- WM45B Pneumatic Coil Nailer
- RN45B Coil-Fed Pneumatic Roofing Nailer














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