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Two-Speed Mainsheet Systems

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. Two-speed mainsheet systems come in three configurations for boats from 22 feet to 39 feet (6.5 m to 11.8m), with mains as large as 3502 (32.4 m2). 

*Line not included.

Product Models
Description WM Model # MFG Part # Availability Price Quantity  
3:1/6:1 Gross Trim/Fine-Tune Mainsheet System, 5/16" Min. Line Dia., 3/8" Max. Line Dia., 240 sq.ft. Max. Sail Area (End-Boom), 180 sq.ft. Max. Sail Area (Mid-Boom) 6582498 332
Delivery within 2 - 3 weeks.

$626.21

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4:1/8:1 Gross Trim/Fine-Tune Mainsheet System, 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) 6582548 383
Delivery within 2 - 3 weeks.

$648.08

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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. Two-speed mainsheet systems come in three configurations for boats from 22 feet to 39 feet (6.5 m to 11.8m), with mains as large as 3502 (32.4 m2). 

*Line not included.

Specs