Sanding Disc : 7"

These backing plates are constructed using a high strength molded urethane

5'' x 1'' hook and loop

Safety coupler screw connections

Using a Whip Line connected to your pump

Salt-Away Concentrate Refill Size:Gallon Sanding Disc : 7"Salt Away Concentrate Refill 100 percent nontoxic biodegradable nonhazardous! Used to Remove SALT from small to larger objects such as fishing gear, dive gear, boat trailers, brake flushing, boats, cars, marine terminals, personal watercraft, sails, machines, towing vehicles, trucks trailers, transport vehicles, tankers, cargo ships, oil platforms, drilling rigs and more!!!! Made in the U. S. A PARTIAL LIST OF CURRENT USERS Space X US Coast Guard