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Optiparts EX2186 - 29 mm Harken Ball Bearing Block with Bolt for Laser® / ILCA® – Low-Friction Upgrade Block
Optiparts EX2186 is a premium upgrade block designed for Laser® and ILCA® dinghies, featuring a 29 mm Harken ball bearing sheave and supplied with a mounting bolt for easy installation on existing block plates.
This block is intended as a direct replacement for standard builder-supplied control line blocks, significantly improving performance by reducing friction and allowing smoother, more efficient line movement during sail trimming.
The high-quality Harken ball bearing system ensures minimal resistance under load, improving responsiveness in cunningham, outhaul, and other control systems where precise adjustment is critical.
Designed for control lines up to 8 mm diameter, the EX2186 provides a balance of strength, efficiency, and durability for demanding sailing conditions.
Not allowed for use in official Laser® Class Association events.
This product is compatible with Laser® or ILCA® but is not an original Laser® or ILCA® product. Laser® is a registered trademark owned by Velum Limited. ILCA® is a registered trademark owned by Laser Class Association Inc.
Brand Optiparts SKU EX2186 Product type Ball bearing block with bolt Application Laser® / ILCA® control systems (cunningham, outhaul, upgrades) Block brand Harken Bearing type Ball bearing Sheave diameter 29 mm Max line diameter 8 mm Mounting Bolt-on installation for existing block plates Function Low-friction line guidance and load redirection Class racing legality Not allowed in official Laser® Class Association events EAN 7438207093021
- Premium Harken ball bearing block for low-friction performance
- Direct upgrade for standard Laser® / ILCA® control systems
- Easy bolt-on installation on existing block plates
- Improves trimming precision and reduces control effort
- Suitable for control lines up to 8 mm diameter
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