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Description:
Car mounted control blocks feature ball bearing sheaves and mount to the car clear of track and end controls. 1514 single/becket and 1515 doubles are low-load controls for 3163 cars. The strong, lightweight 3187 control block assembly�s low-friction 57 mm Black Magic� sheaves fit between the toggles of the 3172 coupled traveler car for a compact system with maximum travel. Use on 2:1 and 4:1 mainsheet systems on catamarans and monohulls from 50 ft (15 m) to 70 ft (21 m).
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