4:1 Purchase incorporating 70 degree angle cleat on ends. Supplied with 1.6 metre track. New Ball Bearing Traveller Systems from Barton Marine are a complete traveller system kit in a box, containing the traveller, end fittings, end caps, track, pilot track and fitting instructions. Low friction design ensures a clean line for an unobtrusive and practical enhancement onboard. Clear-view packaging makes it quick and easy to purchase the correct system. For boats up to 36 feet.