This topic is empty. Viewing 1 post (of 1 total) Author Posts March 10, 2011 at 11:21 am #6553 Anonymous Can anyone let me know what a B38 (in-mast furling main) classification is for racing? What is her I or O-ratings or yardstick? thanks Tony Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In