This is an authentic replacement piston ring.

This is a genuine Ridgid replacement part, it is sold individually.

It is an authentic OEM item which is made for use with Ridgid coil roofing nailers.

This is a genuine OEM approved replacement part designed for Ridgid nailer.

This is a genuine Ridgid replacement part, it is sold individually.

This is genuine manufacturer sourced replacement no mar pad.