5 mm plate shackle to mount ratchet blocks and ball-bearing mainsheet blocks
Optimist hook-in block red Optiparts
Harken HK404 micro block
Ball bearing 16mm Harken micro block with stainless steel cheeks.
Optimist plain bearing halyard for Silver mast
Harken 40mm carbo blocks. Compact and extremely strong blocks.
Harken 40mm carbo block.
Harken 40mm block on Vectran line with a safety snap shackle.
PRO RACING Optimist mainsheet system
Complete Optimist mainsheet system for pro racing Optimist.• 1 x double tapered mainsheet...
T2 soft-attach block 29mm from Harken as used on Blackgold mast halyards.
Flexible 40mm PVC boot to mount under ratchet blocks.
This rubber stand-up from Optiparts keeps your block from hitting the deck without...
Stainless steel spring to mount under ratchet blocks.
Optimist Halyard system with Windesign low friction ring.
Harken 40-29mm Optimist mainsheet link block
Windesign mainsheet extender Optimist
38 mm Windesign low friction ring spliced with Dyneema to a safety snap shackle.
Harken model 2135 57mm ratchet block, used as Optimist mainsheet block with 2-way link.
Optimist halyard system as used on Blackgold Optimist masts.
Harken 29mm carbo block. Compact and extremely strong blocks.
Ultra lightweight for mainsheets and control lines.
These blocks can...