C420 Parts

Low-friction Micro blocks are compact and lightweight. They are ideal for lightly loaded control lines on boats of all sizes. Zim Applications C420: vang cascade and 2:1 control, centerboard uphaul Club Opti: sprit halyard   Harken Part # 224A LP...

Low-friction Carbo AirBlocks® are lightweight, strong, reliable—and affordable. These small, compact blocks have very high working loads for safe, easy trimming. Zim Applications C420/CFJ: spin sheet block, outhaul block on boom   Harken...

Angled wedge for Harken cam cleats. 1-1/2" hole spacing Zim Applications: C420 jib cleat wedge   Harken Part # 145L

Eyestrap for the C420 main sheet ratchet block.   Harken Part # 137.1

Stamped shackles are used on most Harken small boat blocks. Harken Part # 072.100U LP Part # 91205

Shock cord or bungee cord has almost unlimited uses aboard a sailboat or power boat. It’s great for securing stowed gear and equipment, preventing stowed hatch boards from rattling, holding lockers or doors open, running rigging systems, hiking...

Amsteel Blue from Samson is a high-performance 12-strand single braid line made of 100% Dyneema fiber. It offers a high strength-to-weight ratio (stronger than steel) with very low stretch. High abrasion and cut resistance thanks to a Samthane coating...

Standard two hole eyestrap as used on the C420 cunningham, outhaul lead block, ILCA eyestrap, etc.   Harken 073 Eyestrap - 32mm Standard Eyestrap - Stainless Steel Breaking load (kg)726 kgBreaking load (lb)1600 lb Harken Part # 73

Spring to make the ratchet block stay standing up. Helps reduce mainsheet snags. Works on ILCA, SF, Optimist, 420, and many other small sailboats. 2" X 7/8"    Harken Part # 71.1 LP Part # 91217

The Harken Tiller Extension is a light weight aluminum tiller extension that attaches to most tillers. Available in several lengths to match boat type or preference. All extensions include universal joint and base for mounting on existing tillers. The...