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Light-weight economical blocks for control lines
Triple Block with Cam Cleat for controlled easing of a 4:1 or 5:1 purchasing system
Classic Micro Single/Swivel Block is a workhorse onboard boats of all sizes
making them light and strong
Just squeeze the release button (which runs the entire length of the handle) and pull to unlock in one quick
HARKEN 100 mm Aluminum Black Magic Loop Block, 3245 Fasteners & Hardware_Clips Light-weight economical blocks for controlBlack Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free running, powerful performers are used for sail controls that see lots of action: mainsheet, runner, halyard, and spinnaker systems. Offered in 57 150 mm sizes, with low load versions in 57 and 75 mm ranges. A center cage keeps Torlon roller bearings separated and parallel to reduce friction. The sheave center carries the primary load,
