Spar Parts

The Harken Ball Bearing Block Set, introduced and class legal in 2010, is lighter, stronger, and offers less friction than the old style blocks. The set includes four blocks; the single and becket for the boom, and the two that make up the one piece...

The standard boom block is mounted to the mid point of the ILCA boom. Pass your mainsheet up from your mainsheet block, through the boom block, and then aft to the boom block with becket to complete your rigging. Attaches to the boom with the stainless...

The boom block with becket is attached to the aft end of the ILCA boom. Pass your mainsheet through the block, down to the traveler block, and back up to secure to the becket. A great upgrade for an older boat, particularly for light air sailing!...

The ILCA Boom Sleeve is a piece of aluminum that can be installed into any ILCA boom to make it stronger to handle the modern control systems. 

Plug for the composite ILCA upper.

Connector plug for the composite ILCA upper.

Base plug for the composite ILCA 6 lower.

The 433 Dinghy Clew Hooks are designed for ILCA and other loose-footed dinghies. It installs permanently on the boom and allows you to instantly attach your sail in high wind and waves. Weight - 0.65oz Harken Part # 433

Upgraded 40mm traveler block for the ILCA. Class legal. Built by Harken. LP Part # 91451

Upgraded 40mm boom block for the ILCA. Class legal. Built by Harken. LP Part # 91449

Upgraded 40mm boom block with becket for the ILCA. Class legal. Built by Harken. LP Part # 91450

Vang block with key for the classic ILCA vang. Allen Part # A..93LZ LP Part # 90670