The Panther Adjustable Stainless Steel Outboard Motor Bracket works with 4-stroke motors up to 15 HP or 2-stroke motors up to 20 HP, max weight 132 lbs. Twist-knob safety locks provide increased torque rating while helping secure bracket in place. Built extra-tough and extra-wide for secondary, higher-torque, four-stroke engines. The motor's weight is counterbalanced by heavy-duty stainless steel torsion springs for easy lifting. The 55-0408SS boasts a 2" thick, weatherproof and maintenance-free polypropylene mounting board along with aircraft-type stainless steel hardware. Four-position lock bar and 11" of travel allow for a better range of trim adjustment letting you fine-tune motor height for optimal performance. Meets ABYC standards.• Rated for long or short shaft engines• 8-3/4" setback in up position / 14" setback in down positionNOTE: Do NOT use without Panther 55-0415 Safety Cable â included. Counterbalanced by heavy-duty stainless steel torsion springs for easy lifting 2" thick, weatherproof, maintenance-free polypropylene mounting board Four-position lock bar and 11" of travel | Outboard Motor Stainless Steel Bracket, 11" Lift, 15 HP 4-Stroke, Model 55-0408SS