CBM 8 Swivel Clamps New Galvanized Scaffolding Cheeseborough Swivel Clamp CBM1290 Brand New 8 Swivel Clamps Galvanized Scaffolding Cheeseborough Dual Purpose Swivel Clamps Drop forged swivel coupler Fit 1 1/2" to 1 7/8" O D Tube. Weight for this clamp is 4 Lbs. It Has 2 clamps with washer under bolt for easy non gauling pressure.Swivels in any direction. Drop forged swivel coupler for all kind scaffolding works IF YOU HAVE ANY QUESTIONS PLEASE CLICK ON (CBM1290) then RETURNS.