Part 1 · Know your C420
Mast
The upright spar that supports the mainsail and the rigging.
Example from our catalog
Club 420 Mast C420 completeFind parts on your C420Close guideOpen guide
Tap a number or part name to identify it and find replacements.
Spinnaker and pole are not shown in this view. Find them under Spinnaker gear below.
Tap the numbered circles to use this guide. Other red codes are Harken part references in the original illustration. Illustration: Harken.
Part 2 · Know your C420
Mainsail
The large sail behind the mast. Its shape and angle help control drive and balance.
Example from our catalog
Club 420 Sail Main C420Part 3 · Know your C420
Jib
The smaller sail in front of the mast. Its sheets control its angle to the wind.
Example from our catalog
Club 420 Sail Jib C420Part 4 · Know your C420
Standing rigging
The forestay and shrouds support the mast. The marker identifies the forestay along the front of the jib.
Example from our catalog
Club 420 Forestay C420Part 5 · Know your C420
Boom
The horizontal spar along the foot of the mainsail. It works with the sheet and vang to control the sail.
Example from our catalog
Club 420 Boom C420/CFJ DwyerPart 6 · Know your C420
Rudder
The steering assembly at the stern. Moving the tiller changes the angle of the rudder blade.
Example from our catalog
Club 420 rudder fully riggedPart 7 · Know your C420
Centerboard
The pivoting board below the hull reduces sideways drift and can be raised in shallow water. Blade results also include rudder blades.
Example from our catalog
Club 420 Centerboard C420 whitePart 8 · Know your C420
Mainsheet and ratchet block
The mainsheet runs through the boom blocks and this ratchet block to control the mainsail. The ratchet helps manage sheet load.
Example from our catalog
Harken 57mm Carbo Ratchet Block SwivelPart 9 · Know your C420
Boom-mounted blocks
The fixed-head blocks under the boom lead the mainsheet through the purchase system. The drawing identifies Harken 2659 blocks.
Example from our catalog
Harken 40 mm 90 Degree Block H2659 Club 420 and FJPart 10 · Know your C420
Boom vang
The tackle between the mast base and boom controls boom lift and mainsail twist. Match the replacement to your boom and rig setup.
Example from our catalog
Club 420 Vang C420 for 16:1Part 11 · Know your C420
Side-deck sheet blocks
These blocks redirect sheets along the side decks. The drawing labels them 2159. Check the block size, attachment and sheet routing on your boat.
Example from our catalog
Club 420 Block 40mm A-Ratchet HarkenPart 12 · Know your C420
Mainsheet bridle
The bridle spans the stern and supports the aft mainsheet lead. This illustrated setup uses a bridle rather than a traveler bar. Match the bridle to your boat and adjustment system.
Example from our catalog
Club 420 Bridle Mainsheet, Short (Pre 2017)Part 13 · Know your C420
Trapeze system
The wire, handle and adjustment tackle let the crew balance the boat from outside the hull. Check wire length and the fittings used on your boat.
Example from our catalog
Club 420 Trapeze wire assembly (Complete)Part 14 · Know your C420
Spinnaker halyard block
The upper inset identifies the limited-swivel spinnaker halyard block. It allows rotation while limiting halyard twist.
Example from our catalog
Harken 22 Limited Swivel BlockPart 15 · Know your C420
Tiller
The steering arm connected to the rudder at the stern. Moving it changes the rudder angle.
Example from our catalog
Club 420 Tiller C420 aluminumPart 16 · Know your C420
Tiller extension
The hinged handle attached to the tiller lets the helm steer while sitting farther out.
Example from our catalog
Club 420 Tiller extension 33"Part 17 · Know your C420
Jib sheet cleats
The cleats beside the cockpit hold the jib sheets after trimming. Match the replacement cleat to the line diameter and mounting pattern.
Example from our catalog
Harken Micro Cam-Matic II Cam Cleat-
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