One Design Parts

Mast carrier that mounts onto the back of the Quest that you can use to hold your mast while trailering the boat. 

Optimist Hiking Bench, Supports can be adjusted to perlicate other boats. 

Our large solid dolly wheel is a great alternative to the air wheel for a more durable and lower maintenance option. This wheel is a foam tire with a plastic hub. The dimensions of this wheel is: 15" x 3"  This wheel fits a 1" wheel shaft and does...

Replacement pintle pin washer for ISCA sailboat rudder pintle assemblies. Stainless Steel Zim Sailing Part # 48115   This is an official International Sunfish Class Association™ (ISCA®) class approved fitting. Zim Sailing is the...

Securely fasten your replacement ISCA boom end caps or mast caps to your spar with this spar cap pin. Sold Individually  Zim Sailing Part # 48173   This is an official International Sunfish Class Association™ (ISCA®) class approved...

Installing a new deck coaming on your ISCA? We've got you covered with this handy rivet pack. Includes 13 aluminum rivets for easy install (requires a rivet gun). Aluminum Rivets 13 Pack Zim Sailing Part # 48172   This is an official International...

Vinyl logo sticker for ISCA sailboats. Updated image coming soon!    This is an official International Sunfish Class Association™ (ISCA®) class approved fitting. Zim Sailing is the exclusive manufacturer and distributor of the...

Standard aluminum wishbone tiller and aluminum tiller extension for ISCA sailboats. Standard on all new Zim Sailing ISCA Race and Club boats!  Wishbone Tiller Aluminum Tiller Extension Zim Sailing Part # 48170 This is an official International...

Replacement rudder pivot bolt for ISCA sailboat rudder assemblies. Zim Sailing Part # 48169 This is an official International Sunfish Class Association™ (ISCA®) class approved fitting. Zim Sailing is the exclusive manufacturer and distributor...

Replacement tiller pivot bolt pack for ISCA sailboat tillers. All the hardware you need to securely attach your wishbone style tiller to the rudder head. Zim Sailing Part # 48168 This is an official International Sunfish Class Association™...

Complete rudder assembly for ISCA sailboats. Includes fiberglass rudder blade, rudder head, tensions springs, and pintle pin and spring assembly for secure connection to gudgeon bracket. Complete Rudder Assembly Fiberglass Rudder Blade Rudder...

Official class approved lower racing boom for the ISCA sailboat. This is our 'Race' spec boom and includes Harken Carbo blocks in place of the traditional Racelite blocks for higher performance. Also includes cleats for sail control systems.  ISCA...