16mm Allen Dog Bone Optimist Ratchet blocks feature an internal

Ratchet blocks feature an internal ratcheting mechanism which only allows the sheave to turn in one direction

The stainless-steel head loop also ensures the block stays in the right orientation when being used

We suggest using this block for the king-post rotation block (bottom vang block taking the full load of the vang) on a moth vang

The removal of ball bearings offers a further weight reduction

Optimist Deck Ring

16mm Allen Dog Bone Optimist Ratchet blocks feature an internalDog Bones can be used in a variety of applications. Ideal for use with soft shackles as rope stops or spliced to the end of a halyard to make a quick and easy attachment for the sail. CNC machined from aluminium our Dog Bones are extremely hard wearing.