Gross-trim/fine-tune mainsheet systems are easy to install and use. For fast trimming, pull both tails of the mainsheet. For fine-tuning, pull one tail and the purchase doubles.
Key Features:
- 5/16″ Min. Line Dia.
- 3/8″ Max. Line Dia.
- 350 sq.ft. Max. Sail Area (End-Boom)
- 275 sq.ft. Max. Sail Area (Mid-Boom)






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