One Design Parts

Snap hook for the ISCA mainsheet.  Chrome material  Snap Hook Zim Sailing Part # 48111   This is an official International Sunfish Class Association™ (ISCA®) class approved fitting. Zim Sailing is the exclusive manufacturer and...

Designed by some of the world's top sailors, the C-Vane is designed to be sturdy enough to stand up to the harsh conditions sailing throws at it. The unique designs keeps it firmly connected to the boat, preventing issues in foul weather or racing in...

Replacement gudgeon bracket for the ISCA sailboat. Heavy duty stainless steel construction with cut outs for pintle attachment.  ISCA Gudgeon Stainless Steel Zim Sailing Part # 48146 This is an official International Sunfish Class...

Replacement rudder tension springs for the ISCA sailboat. These springs help hold the rudder down while under sail while allowing you to quickly pop the rudder up when approaching shore. Use 2 per rudder head. Tension Springs Sold as a 2 pack Zim...

Replacement cotter pins for the ISCA rudder pintle assembly. This is the same pin as found in the complete 'ISCA Pintle Pin and Spring Assembly' and sold in a handy 5 pack in the event you misplace the cotter pin. A great item to keep in your sail bag...

Replacement Pintle Pin and Spring Kit for the ISCA sailboat rudder assembly. This kit includes the pintle pin, compression spring, washer, and cotter pin.  Complete Pintle Pin and Spring Kit Includes Pintle, Spring, Washer, and Cotter Pin Zim...

The pintle compression spring is used on the ISCA sailboat pintle, allowing the pintle to compress when putting on or removing the rudder assembly. Found on all new ISCA sailboat rudders from Zim Sailing. ISCA Pintle Pin Compression Spring Stainless...

Stainless steel pintle pin for the ISCA sailboat. This pin is used to connect the ISCA rudder assembly to the gudgeon on the transom of the boat. This is the pin only (does not include washer, spring, or cotter pin). ISCA Pintle Pin Stainless Steel Sold...

Recreational sailors rejoice! The ISCA Mainsheet Swivel Cleat is a popular upgrade for the casual ISCA sailor, with a 360-degree rotating swivel base with integrated cleat. This allows easy cleating and un-cleating from any angle and offers great...

ISCA traveler block.   This is an official International Sunfish Class Association™ (ISCA®) class approved fitting. Zim Sailing is the exclusive manufacturer and distributor of the ISCA® Boat and Equipment. Boats and Equipment sold by...

Fiberglass daggerboard for the ISCA sailboat. This is the standard for all racing sailors.  ISCA Daggerboard Fiberglass Construction Zim Sailing Part # 48107   This is an official International Sunfish Class Association™ (ISCA®)...

Official class approved lower boom for the ISCA sailboat. Designed for the club or recreational sailor, this lower boom includes end caps and standard Racelite mainsheet blocks. ISCA Lower Boom Includes end caps and mainsheet blocks Includes standard...