2 holes for secure placement Made from durable and high quality stainless steel Secures piping to studs or joists to reduce vibration noise Installation Corrosion resistant Screws are not included Specification: Material: 304 Stainless Steel Color: Silver Shape: U Shape Quantity: 2 Pieces Size Chart: 8mm Total Size(L*W*H): approx. 3.7*1.7*0.8cm / 1.46*0.67*0.31inch Hole Diameter: 2.5mm / 0.10inch 2 Hole Center Distance: approx. 21.5mm / 0.85inch 10mm Total Size(L*W*H): approx. 4.1*1.2*1cm / 1.61*0.47*0.39inch Hole Diameter: 3mm / 0.12inch 2 Hole Center Distance: approx.26mm / 1.02inch 12mm Total Size(L*W*H): approx. 4.2*1.2*1.2cm / 1.65*0.47*0.47inch Hole Diameter: 4mm / 0.16inch 2 Hole Center Distance: approx.28mm / 1.10inch 14mm Total Size(L*W*H): approx. 4.8*1.2*1.4cm / 1.89*0.47*0.55inch Hole Diameter: 4mm / 0.16inch 2 Hole Center Distance: approx. 36mm / 1.42inch 16mm Total Size(L*W*H): approx. 4.9*1.8*1.6cm / 1.93*0.71*0.63inch Hole Diameter: 6mm / 0.24inch 2 Hole Center Distance: approx. 36mm / 1.42inch 20mm Total Size(L*W*H): approx. 5.3*1.8*2cm / 2.09*0.71*0.79inch Hole Diameter: 6mm / 0.24inch 2 Hole Center Distance: approx. 41mm / 1.61inch 25mm Total Size(L*W*H): approx. 6.7*1.8*2.5cm / 2.64*0.71*0.98inch Hole Diameter: 6mm / 0.24inch 2 Hole Center Distance: approx. 53mm / 2.09inch 32mm 40mm 50mm 60mm 70mm 80mm 90mm 100mm Package Includes: 2 Pieces Pipe Straps(2 Pack) Note: Note: Since the size above is measured by hand, the size of the actual item you received could be slightly different from the size above.