BGrizzly G6163 Industrial Dust Collection Pipe Clamp, 4-Inch ReviewbP PP Grizzly G6163 Industrial Dust Collection Pipe Clamp, 4-Inch PThese clamps put the quick-fit into the quick-fit system featuring lever latches and foam seals these clamps secure around the rolled ends of fittingPFeaturing lever latches and foam seals these clamps secure around the rolled ends of fittings and pipePMade in the useP