SKU 4BH0058AST3
Super Thin aluminum back holders are the lightest back holder on the market, it weighs only 2 oz. for 3 in., 3 oz. for 4 in. and 4.5 oz. for 5 in. they help reduce fatigue while polishing, 5/8-11 ft. thread fits most polishers and grinders on the market.