57mm Harken Carbo ratchet mainsheet block

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

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

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

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

Ultra lightweight for mainsheets and control lines.

These blocks can...

Optimist halyard system as used on Blackgold Optimist masts.

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

The lightweight alternative to a block, with no moving parts these are an extremely low maintainance item.

Unlike some other...

Optimist Halyard system with Windesign low friction ring.

Harken 40-29mm Optimist mainsheet link block

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

Harken model 2135 57mm ratchet block, used as Optimist mainsheet block with 2-way link.

Optimist plain bearing halyard for Silver mast

Harken HK404 micro block

Ball bearing 16mm Harken micro block with stainless steel cheeks.

Replacement Optimist halyard line with low friction ring spliced on.

The lightweight alternative to a block, with no moving parts these are an extremely low maintainance item.

Unlike some other...

57mm black ratchet Optimist mainsheet block

Ball bearing 57mm ratchet Optimist mainsheet block.

Most economic ratchet block...