1 SS Strap / Clamp suitable for ID 155.7 mm. Width of the strap to be around 12-15 mm. ( 20 mm is the gap available for the strap ) Qty: 6 Sets 2 SS Strap / Clamp suitable for ID 209.7 mm. Width of the strap to be around 12-15 mm. ( 20 mm is the gap available for the strap ) Qty: 96 Sets Grade of the SS strap/clamp: 1.4462 Steel