This 5" (125 mm) polyurethane backing plate with a 5/16" (24) threaded post is a direct replacement for the Original Dual Action Polisher.

Designed specifically to work with Shurhold's Award winning Dual Action Polisher.

5" (125 mm) polyurethane backing plate with 5/16" (24) treaded post

Quick release hook and loop system, works with most 5.5" - 6.5" (140 -165mm) Velcro style pads