Features Comes with ratchet control switch to alternate the direction of travel Suitable as a optimist mainsheet block Suitable for mainsheet lines up to 10 mm diameter Specifications Colour:...
Plain bearing halyard block as used on Optimist School mast. Specifications Cheek material: Stainless steel Sheave material: Nylon Sheave diameter: 22 mm
Optiparts EX2150 mid boom mainsheet block for Laser and ILCA all models - Schools or Club version
Fitting Instructions
Drill out old rivets to remove the boom eye and replace using 4.8mm x 12mm...