Ronstan Series 50 All Purpose Block, Single rf51100 series 55 and you have the ideal

and you have the ideal companion for crew members on the water and off

Ivar Dedekam’s revolutionary approach to sail and rig tuning tackles the practical and realistic elements of tuning your boat as well as the theory of sail aerodynamics

Cable Ø 3 mm Fastener Ø 4

• Reduces drag

Ronstan Series 50 All Purpose Block, Single rf51100 series 55 and you have the idealExceptionally high working loads Low maintenance, long service life Self lubricating Acetal polymer sheave ensures low friction and extreme durability Captive Lock universal head Slotted pin shackle eliminates fouled lines Sheave 50 mm Max. Rope 12 mm Max. Cable mm Pin 5. 0 mm M. W. L. 750 kg B. L. 1500 kg Weight 118 g