Harken DN Iceboat Hexaratchet Steer Post AdapterHAR077
The DN Adapter is a spring with a swivel mount that attaches the mainsheet block to the tiller post. It uses a 071 spring to prevent the block from hitting the tiller post. The attachment point is a shackle and pin. The shackle is a 3/16in pin and the pin is a 1/4in base pin.