Check the listing for details. CM CAMLOK SCREWLOK 1 TON WLL BEAM CLAMP 3"-9" FLANGE 2,000 #. Condition: Used. Listed at 49.95 USD. GOOD CONDITION CM COLUMBUS MCKINNON 1 TON BEAM CLAMP. FOR 3" - 9" FLANGE WIDTHS. EMAIL WITH ANY QUESTIONS. THANKS FOR LOOKING.