Superior Parts DB83-01 Driver & Bumper Kit for Hitachi NR83A / A2

Superior Parts DB83-01 is a NR83A / A2 - Driver & Bumper Kit which includes SP 877-323 piston driver & SP 878-303 piston bumper.

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 Piston Bumper: Precision machined, virgin high density yellow color plastic framer bumper.