One Design Parts

These grey sprit ends are suitable for the Optimax MK3 and Optimax MK3 Flex sprits. Sold per pair.

New colored trimstrip from Optimax Spars so you can fine tune your Optimist trim. 

A lightweight yet ultra stiff and powerful 48 mm racing boom which is mainly suitable for the more experienced, heavier weight sailors above 45 kg. This boom comes with an improved bridle system, an adjusted outhaul cleat position and a colored PRO...

The ILCA Daggerboard Friction Pad MK2 is screwed to the back of your Daggerboard casing and allows for perfect grip and slip ratio when raising the board. The New and Improved design lets you replace the Rubber Pad housed inside the Plastic Casing...

J Sails is a family company, established in Poland in 1991. Since inception, JSails specialized in Optimist sails. The company's first success came in 2000 when a new model was designed based on coach and sail maker experience: Classic. It was with this...

J Sails is a family company, established in Poland in 1991. Since inception, JSails specialized in Optimist sails. The company's first success came in 2000 when a new model was designed based on coach and sail maker experience: Classic. It was with this...

J Sails is a family company, established in Poland in 1991. Since inception, JSails specialized in Optimist sails. The company's first success came in 2000 when a new model was designed based on coach and sail maker experience: Classic. It was with this...

J Sails is a family company, established in Poland in 1991. Since inception, JSails specialized in Optimist sails. The company's first success came in 2000 when a new model was designed based on coach and sail maker experience: Classic. It was with this...

Class legal C420 spinnaker. Available in multiple colorways.   

Wire Forestay for Club 420's from LP, made from 1/8 in wire. This version is specific to LP C420s. For all Zim C420s or other C420s using the standard 3/32 in wire, please purchase C420 Forestay (Zim)

Available Exclusively at Zim Sailing The new C420 Pro Hiking Strap from Rooster Sailing - a great upgrade for any active racer. These straps are now standard on all Zim PRO C420s and our charter boats. Sold individually. Order 2 to upgrade your C420.

One sails are the next generation of sails. Used by Optimist World Champion Marco Gradoni in 2017, 2018, and 2019. The sails are seven paneled and are built with a special sailcloth. They're technologically advanced, provide high performance, and high...