Product Description
Used Sail Mainsail 49315 - Masthead Sailing Gear and Atlantic Sail Traders has 1000s of Used and New Sails in stock. Main Headsail and spinnaker all sizes.3 Full Length battens and 2 Leech battens (battens included) Sail number USA 23 with 3 windows. Crosscut design with a radial head. Viper 640 mainsail has an extended Leech (roach) and would not would with a conventional backstay.
To search by luff length use the Masthead Enterprises new and used sail search tool. Here’s a link. https://mastheadsailinggear.com/used-sails/