Harken ball bearing hook-in block as used on Blackgold, Optimax MK1V and Far East masts. The curved saddle means the block rests against the mast in a fixed position which prevents mast wear and less friction. Used with vectran halyard.
Harken ball bearing hook-in block as used on Blackgold, Optimax MK1V and Far East masts. The curved saddle means the block rests against the mast in a fixed position which prevents mast wear and less friction. Used with vectran halyard.