The stiffest and most powerfull mast, designed for experienced, heavier weight sailors. The MK4 mast for the Optimist is suitable for sailors from 45 kg.
Superior Lanurep spacecraft alloy
High grade 45 um hard anodized surface
Windesign wind indicator PRO
Pennant holders
Harken hook-in block
3 mm Dyneema primary halyard line with Windesign low friction ring