Amarine-made Stainless Steel Outboard Auxiliary Motor Bracket- 20hp Stainless steel, spring loaded 4 vertical position) adjustable bracket Solid polypropylene mounting board, Wide track body for added stability Easy to lift and lower  Stainless springs help counterbalance motor weight Heavy duty with reinforced welded frame and stamped stainless components Suits 2-stroke motors 7 1/2 - 20 HP, with a maximum weight of 52kg (115lbs)