Mac Coll Bases w/Anchor & Plugs 3/Set

The base is made from rugged, bonded polyester padding that is tear-resistant and waterproof. The base is easily bolted to its anchor plate. Anchor plate contains a metal sleeve for added stability. 15"L x 15"W x 3"H. Set includes 3 complete bases with anchors and plugs.  This base is designed to reduce sliding injuries, it is not a substitute for using proper sliding.