Superior Parts SP 163816 Aftermarket Piston Driver without O-Ring for Bostitch N89C, N89C-1P, N89C-HQ Framing Nailer
Aftermarket Bostitch Nailer Piston Driver. This is a generic replacement driver without O-Ring for the Bostitch N89C, N89C-1P, N89C-HQ Framing Nailers. Aluminum is crimped into the UNI-LOK grooves of the shaft to prevent unscrewing. Hardened steel lock tite and micro-mechanically locked piston driver interface. Guaranteed never to unscrew.