Superior DB83-03 Driver & Red Bumper Kit for Hitachi NR83A / A2

Superior Parts DB83-03 Driver & RedBumper Kit for Hitachi NR83A / A2 which includes SP 877-323 and SP 838-30-RED.

SP 877-323 Piston Driver: Aluminum is crimped into the unilok grooves of the shaft to prevent unscrewing. Hardened steel lock tite and micro-mechanically locked piston driver interface. Guaranteed never to unscrew.

SP 878-303-RED Piston Bumper: Precision machined, virgin high density - (German Material Red) .