Motion Pro is dedicated to producing the most versatile, unique and durable products for professional and home use. Motion Pro tools are designed to be simple to use, yet durable enough to withstand the harshest conditions. One of their goals is to offer tools of convenience. Do it right the first time with Motion Pro Tools. Replacement for clutch lever assembly on MX bikes. Meets or exceeds O.E.M. quality. Perch adjuster is designed for an 8 mm O.D. housing end fitting. Lever is designed for an 8 mm diameter x 10 mm length barrel. Requires 32 mm to 41 mm (Honda) or 40 mm to 49 mm (others) exposed inner wire at lever end of cable for proper assembly. Fits 7/8-inch diameter handlebars. Note: NOT for use with hydraulic brakes or clutches.