Tow your dinghy without mast damageSupports the aft end of dinghy mast when towing. Simply fits onto transom fittings and is instantly ready for use. Fully adjustable for different transom heights or pintle spacing (between 4 3/8" and 13 1/8" apart). Distance between top pintle and mast yoke adjustable between 13-1/8" and 14-5/8". The cross strap can hold a trailer lighting board, and the mast yoke has neoprene padding to protect your mast, and two tie-down eyelets.