
control loop [R10]: A loop of line or wire placed around a mast or boom to help maintain sail shape.
Control loops are used in various locations on the rig to control the sail shape along the mast and booms. These are simply a piece of line or wire fastened around the mast, boom or other item.
Use braided fishing line or wire based on location and stabilize all knots with cyanoacrylate adhesive.
Sources
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- Line – Braided fishing line w/abrasive resistant fibers – select 100 lb. rating. Available on Amazon.
- Cyanoacrylate adhesive (thin) – High quality adhesive – available on Amazon.
- Useful tool for feeding line through holes: Floss threader – available from Amazon.



