Strap Clamp Clamp Bore Style Smooth Clamp Material 304 Stainless Steel Clamp Material Finish Not Applicable Clamp Type Vibration-Dampening Two-Hole Compatible Grainger Part Number Not Applicable Compatible Mfr Part Number Not Applicable Cushion Material TPE For Copper Tube Size 1 7/8 in For Insulation Thickness Not Applicable For Maximum Outside Diameter 1 7/8 in For Number of Lines 1 For Pipe Size 1 1/2 in For Strut Channel Width Not Applicable