We've made it easy to rig up a new cunningham system on your J105.
This complete J105 Cunningham systems has the primary line is spliced to Harken's 40mm Carbo Fiddle Block with Cam & Becket (H2658). It is then worked through another 40mm Carbo Fiddle Block (H2655) to provide a powerful purchase system.
The purchase system uses a short length of line as a strop between the top block and the hook that goes into the grommet of the sail.
- Diameter: 1/4 in (6mm)
- Samson AmSteel Blue - High Performance - Dyneema SK-75; minimal stretch with zero water absorption.
- Alpha Ropes SSR - High Performance - Dyneema SK-75/Cordura single braid; minimal stretch; zero water absorption; durable.