Ronstan dubbelblock 60 mm big boat Digitala sjökort - 30 mA automatic circuit

- 30 mA automatic circuit breaker

· Robust ABS-material

you can still tie knots and answer calls on your phone

and a user-friendly design ensure a trouble-free charging experience out on the water

Zinc collar for Johnson 737 and OMC 50 hp from 1989 and onwards

Ronstan dubbelblock 60 mm big boat Digitala sjökort - 30 mA automatic circuitUnique automatic ratchet block Light ratchet block, with optimal grip, does not damage the rope Perfect for dinghies and smaller keelboats Low friction, maintenance free ball bearing system Less work More control The world's best block just got even better It has the ability to hold 20: 1 without damaging the rope. It is lighter and it is the only ratchet block that has both automatic and manual function. And the block costs as much as a manual block.