One Design Parts

ISCA Blade Bag with separate padded and lined compartments for both the rudder and daggerboard. The large mesh pocket is perfect for holding additional parts and gear. Treat your blades right.  Constructed of Top Gun and padded with high density...

Wood daggerboard for the ISCA Sailboat. Designed to the same dimensions as the standard fiberglass daggerboard but a less expensive solution for the casual ISCA sailor.  Wood Construction Zim Sailing Part # 48178 (replacement for previous part #...

The new ILCA 4 Mk II uses a more robust 4.93 oz cloth and adopts a bi-radial construction better suited to modern stiffer materials. Additional updates include: A larger sail window Standardized reinforcement patches An updated batten configuration,...

The new ILCA 4 Mk II uses a more robust 4.93 oz cloth and adopts a bi-radial construction better suited to modern stiffer materials. Additional updates include: A larger sail window Standardized reinforcement patches An updated batten configuration,...

ILCA Vang Twisted Fiddle Block, the 'Twiddle', with 45 Degree Twist to Reduce Friction. Expanding on the popular Zircon block range that has become a favorite among ILCA sailors for control systems, the new Harken twisted fiddle, know as the 'twiddle'...

The latest ILCA class approved lower vang block from Harken. The new Harken ILCA MK2 Vang Lower Unit is a unique design that improves on the legacy Harken vang lower unit that has been loved by ILCA sailors since the introduction of the 15:1 vang. Every...

Boom assembly for the CFJ. CComplete with gooseneck, vang and mainsheet bales, Harken mainsheet blocks, top mounted Harken cheek outhaul block, outhaul line, outhaul cleat and forward lead block to pull outhaul line through cleat. Built by Dwyer Masts...

Official 2025 ISCA Worlds racing sailing, made by North Sails with Worlds branding. These are ex-charter sails used for the Youth / Women's / Master's Worlds and Open Worlds in December 2025. All sails include a sail number preapplied at the event...

The new Harken 25mm Fly block has been designed to provide strength without mass, providing sailors with big power in a low-aero package. This block is the perfect ILCA Vang Top Block. The 25mm block has an incredible working load for its small size...

Durable Pram sail that has captive webbing at the top of the mast and clew.  There is no need for an outhaul. The luff is approximately 6” shorter than a standard Optimist sail to help lessen head injuries and allow for 2 people in the boat...

Durable Pram sail that has captive webbing at the top of the mast and clew.  There is no need for an outhaul. The luff is approximately 6” shorter than a standard Optimist sail to help lessen head injuries and allow for 2 people in the boat...

Class legal ILCA 7 sail by North Sails with Zim Sailing branding. These sails were used at several ICSA and ISSA singlehanded championship events. A great choice for someone looking for a class legal sail for local fleet racing or frostbiting! ILCA 7...