Specifications: * Material: Plastic + Stainless Steel * Color: Black + Red * Weight: 278g Package Include: - 1 * Dual Camshaft Fixing Clamp (4.65 * 3.5 inches) - 4 * Mini Camshaft Fixing Clamp (Length 3.19 inches, Diameter 1.06 inches) - 4 * Screw Sleeve Head (Length 0.67 inches, Diameter 0.39 inches) Features: - Plastic housing, effectively protects the unit from damage when working. - Stainless steel is rust and corrosion resistant, resistant to wear and tear, can be used for a long time. - Anti slip design, effective locking and fixing, convenient for you to easily repair and replace. Special Note: Don't overtighten the locking bolts is the biggest suggestion. It doesn't take much torque to make them hold the way they're supposed to.