Ronstan dubbelblock 60 mm big boat Digitala sjökort and a user-friendly design ensure

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

Rope/chain guide with spring-loaded arm

- 30 mA automatic circuit breaker

500 kg breaking limit for lifting

Automatisk nivåbrytare som aktiveras vid en vattennivå på 5 cm

Ronstan dubbelblock 60 mm big boat Digitala sjökort and a user-friendly design ensureUnique 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.