The Weaver Leaver is designed to be used with Weaver Snap Davits. It allows your outboard to remain upright while your inflatable is in the vertical position. The Weaver Leaver is made of rugged stainless steel and is manufactured to accommodate outboards that are mounted to pivot either to the port or starboard.It can handle up to 85 lbs max. Weaver worksheet must be filled out as this product is custom tailored.A motor bracket for leaving your motor on your dinghy when stored on Weaver Davits. 13 inches of clear transom is required. Model 3 is for deep transoms up to 6 inches down from the top of the tube.Note: This is the Port version of bracket.