Features: - Compact furling line guide system - Reduces line friction during furling - Fairlead model WL/1 straightline guide for intermediate stanchions - Sheave model WL/2 for line entry and exit stanchions with unique tracker-ball angle adjuster for perfect sheave allignment - Complete with fastenings - easy to fit - Replacement sheave for WL/2 available Specifications: - Line Diameter:WL/1 up to 12mm (1/2´´) - SWL at max line diameter:WL/1 - 300kg (660lbs) - Weight:40g (1.4oz)