Nail Clamp Clamp Material Plastic Cushion Material Not Applicable For Copper Tube Size 1/2 in For Insulation Thickness Not Applicable For Maximum Outside Diameter 5/8 in For Minimum Outside Diameter 5/8 in For Pipe Size 1/2 in For Tube Outside Diameter 1/2 in Overall Height 1 in Overall Length 1 7/8 in