Motion Pro 08-0553 Black Steel 1/8 oz. Wheel Weight - 144 Piece 144 pieces of 1/8 ounce (3.5 gram) weights, twelve strips per box with twelve 1/8 ounce (3.5 gram) segments per strip Made from steel, lead free Adhesive backed wheel weights will work on spoked or cast wheels 10.2 millimeter x 13.1 millimeter, vertical orientation for proper alignment when used in combination with Motion Pro 1/4 ounce weights Black powder coat finish