75 mm Aluminum Loop Block Magic Marine Underdeck shims are included with

Underdeck shims are included with angled risers and wedges for easy mounting

smaller dinghies

Maximum working load (lb)500 lb

Race once with the windward sheeting traveler car and you’ll never race without one again

Delrin® is a registered trademark of E

75 mm Aluminum Loop Block Magic Marine Underdeck shims are included withPart No. 3230 Black 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. A center cage keeps Torlon roller bearings separated and parallel to reduce friction. The sheave center carries primary load, allowing a smaller, lighter weight block. The soft attachment Loop block