PowerDrive™ Composite Quick Release Bracket (MKA-23) Compatible with any Foretrex, Maxxum Pro, All Terrain, or Edge models Composite construction is super strong and impervious to corrosion. Low-profile puck design leaves deck clear when motor is removed. Locking handle can be secured with padlock (not included). Available adapter plate (MKA-22, not shown) allows hole pattern from previously mounted motors or aluminum quick release brackets (MKA-16-02) to be used with MKA-21 composite bracket.