Harken 40mm carbo block.

NEW 2021

Outhaul system for Laser® Radial and MK2 with a spliced 3 mm Dyneema®...

Flexible 40mm PVC boot to mount under ratchet blocks.

This rubber stand-up from Optiparts keeps your block from hitting the deck without...

NEW 2021

Cunningham system for Laser® MK2 with a spliced 5 mm Dyneema® primary line...

Harken 29mm carbo block. Compact and extremely strong blocks.

Ultra lightweight for mainsheets and control lines.

These blocks can...

Harken 40mm block on Vectran line with a safety snap shackle.

5 mm plate shackle to mount ratchet blocks and ball-bearing mainsheet blocks

PRO RACING Optimist mainsheet system

Complete Optimist mainsheet system for pro racing Optimist.
•    1 x double tapered mainsheet...

Harken 40mm carbo blocks. Compact and extremely strong blocks.

Hook-in block, ball bearing as used on the Optimist Blackgold racing masts.

4 mm plate shackle to mount standard mainsheet blocks EX1318 and EX1320.

Replacement Optimist halyard line with low friction ring spliced on.

57mm Harken Carbo ratchet mainsheet block

Harken 57mm carbo ratchet block, model 2135, used as Optimist mainsheet block and Laser...

Stainless steel spring to mount under ratchet blocks.

57mm black ratchet Optimist mainsheet block

Ball bearing 57mm ratchet Optimist mainsheet block.

Most economic ratchet block...

Optimist plain bearing halyard for Silver mast