One Design Parts

Standard C420 spinnaker sheets, untapered. 36' of 7mm Marstron+.

Unrigged mast for a California CFJ. Includes turning blocks for spinnaker halyard and topping lift. Does not include any running rigging or standing rigging. Freight Shipping - This is an oversized...

Protect your Optimist from the elements with a FAST Canvas Premium Hull Cover. Perfect for when your Opti is on the trailer/truck between regattas, or when it’s being stored on a rack at the...

Replacement tiller wedge for LP or Vanguard C420 tillers.

Replacement tiller wedge for the Zim FJ (Cal Style). Fits Cal Style FJs Zim Sailing Part Number 80448

Replacement tiller end cap for the C420 and 420E.

RS Quest Fitted Tiller Tube. This tiller tube is the standard length and includes the universal joint fitting. RS Sailing Part # QUE-FO-104

Combine with a standard ILCA outhaul system to seamlessly transfer your rigging between and ILCA4 and ILCA6/7 setup. Spliced at each end with an eye, this is easy to install and means you don't have...

Lanyard for quickpins or other hardware. Used for almost every doublehanded Zim boat at the bow chainplate, to make sure that athletes don't drop quickpins in the water after a long and cold practice...

Wedge for Racelite 4 Hole Pintles. Used on the 420E as a spacer so that the rudder head doesn't make contact and chip the rail of the boat.

The ultimate C420 vang, spliced together with Harken Carbo blocks for ultimate performance. The Pro vang delivers 16:1 purchase with a double cascade. The lower block has been recently upgraded to a...