Mainsail Trimming

The Mainsail - by Carpe Diem Sailing

Parts of the Mainsail

How to Trim the Main with Leech Telltales - by Captain John's Skipper Tips

How to Trim the Main with Leech Telltales

Mainsail Trimmer - by rwheath1966

Beneteau 36.7 - Mainsail Trimmer

Mainsail, Controlling Twist - by SailZing Online Sailing Education

Upwind Mainsail Trim: Shaping Your Sail - Controlling Twist

Mainsail, Draft Shape and Position - by SailZing Online Sailing Education

Upwind Mainsail Trim: Shaping Your Mainsail - Draft Shape and Position