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 64 - 70mm; Compatible with Lewmar 7,7 CT - 8,12 CT, 16-ANTAL W8 - all Barton models - Harken B8, B16.2 ; Rope Ø 8-10mm.