This is a transom bracket tilt stop and trim angle adjuster assembly which is used to set the tilt / trim angle of the transom bracket. It mounts on the transom bracket, which is not included but is available. It is in nice, usable condition. It has been cleaned & de-greased then stripped to bare metal & examined. There are no apparent cracks, weld repairs, stripped threads, or other major damage or other issues. This can be used on the SMD or TMD.