Roller Ball Insert – 3/4″ – 10 Pack

Easily construct your own roller bed or outfeed table using these WoodRiver® Roller Ball Inserts. Simply drill ¾” holes 4″ on center and press into any plywood or MDF surface. Add smooth, controlled movement to your shop. Features: Installs on 4″ centers Fits in a ¾” bored hole Polyethylene roller ball and outer body Roller ball rides on (7) steel ball bearings What’s Included: (10) ¾” Roller Ball Inserts