Quad Coupler 1-1/2-inch

The Quad Coupler 1-1/2" will clamp from 1-1/4” OD to 1-1/2” OD tubing, as well as 1" pipe (1.315" OD.) The Quad Coupler 1-1/2" is 1-1/4" thick. The Quad Coupler 1-1/2" will also bolt to 1-1/4" square tube locking the clamp parallel with the 1-1/4" square tubing using the notched side on the outside of clamp across the 1.26" flats. Or you can use the other outer face to bolt to a fixture, or allow the Quad Coupler 1-1/2" to rotate when fastened to a surface. The distance from the bottom of the clamped pipe or tube, to the flat or notched connecting surface, is .84" Complete with 3/8” x 1-1/4” socket head cap screw with nylon insert lock nut and Belleville spring washer.