Developed from the Ka-2 Design That Saw Great Success in China, this Polyester Sail has a new layout on the mb-1 and Increased shape in the Tack of the Sail. - Mainsail (Rio-1.5p)-0-12 Knots (All Sailors) Developed from the Ka-2 Design That Saw Great Success in China, this polyester Sail has a new layout on the mb-1 and include shape in the taack of The Sail. PM-02 1MIL Polyester (Replaces / Substitute for Rio Models) Standard Mainsail Features: Class Insignia Sail Numbers Windows Vision Windows Epoxy Battens / Elastic Pockets Cuban Fiber Patches Leech Tell Tales Tale Tales Leech Line Roll Bag Isaf in House Measure : Long rolled shipping (for stick on battles - £ 60 - € 72) carbon battles (plus £ 120 - € 144) carbon headboard (plus £ 156 - € 187) special conditions at the end of the 2016 season !!! for firm orders , recorded during the following months, specific discounts will be applied: September: - October 15%: - November 15%: - December 10%: - 7%Please wait for the last minute of the month, because everything must be registered And confirmed before the end of each month.