TN 14584, 397920 20" Pad Driver with Pad Grab Pad Holder with Clutch Plate for Tennant Scrubbers. "Harpoon" style pad face holds the floor pad secure to the molded plastic block with help from the center lock pad centering device. Fits Tennant scrubbers including 510E, 515, and Max Pro 1000 (Two 20" Disc) models which include 7300, 8010, 8200, 8210, and 8300. Check quantity needed before ordering. Most scrubbers require 2 pad drivers. Replaces Tennant 397920, Flo-Pac 883620, 36883620. Our Part Number TN 14584