AMM6921 Features: -6.5 in. (165.10mm). -For use on thin solid rotors. -6.5'' Non Vented Rotor Silencer Band (2 Pack). Product Type: -Tools. Use: -Brake Rotor. Quantity: -Set. Dimensions: Overall Height - Top to Bottom: -1.1 Inches. Overall Width - Side to Side: -3.3 Inches. Overall Depth - Front to Back: -5 Inches. Overall Product Weight: -0.1 Pounds.