A specially designed rubber moulding which fits over the top of standard winches, converting them to self-tailing. Cannot be installed on Barient, Barlow and all Australian model. Sold in pairs. Wincher Ø 70-80mm; Compatible with Lewmar 3,40 - Antal W9,W16,W30 - Harken B32.2,40.2 ; Rope Ø 10-14mm.