Extremely low profile keeps control lines and halyards close to the deck. Open Delrin ball bearing race design guarantees low friction and easy mainte...More
Extremely low profile keeps control lines and halyards close to the de...
The patented extruded hole design, in conjunction with the groove profile of the sheave, provides a more powerful grip than conventional designs - up ...More
The patented extruded hole design, in conjunction with the groove prof...
Automatic ratchet block Now you can enjoy the flexibility of setting up your ratchet blocks to suit yourself. Ronstan is the only company that offers ...More
Automatic ratchet block Now you can enjoy the flexibility of setting u...
Automatic ratchet block Now you can enjoy the flexibility of setting up your ratchet blocks to suit yourself. Ronstan is the only company that offers ...More
Automatic ratchet block Now you can enjoy the flexibility of setting u...
Automatic ratchet block Now you can enjoy the flexibility of setting up your ratchet blocks to suit yourself. Ronstan is the only company that offers ...More
Automatic ratchet block Now you can enjoy the flexibility of setting u...
This unique ratchet block has both automatic and manual modes. In the auto mode of the ratchet mechanism engages when load is applied, but switches of...More
This unique ratchet block has both automatic and manual modes. In the ...
Kilogram for kilogram of working load, BB and RT Orbit Blocks are the worlds lightest. The unique orbital design allows the bearing to only be in the ...More
Kilogram for kilogram of working load, BB and RT Orbit Blocks are the ...
Series 20 through deck exit box. Exit blocks minimise friction in lines passing through the deck or exiting masts and booms. Precision moulded acetal ...More
Series 20 through deck exit box. Exit blocks minimise friction in line...
Low-friction Micro blocks are compact and lightweight. They are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats of a...More
Low-friction Micro blocks are compact and lightweight. They are ideal ...
16mm Air BlockThe 16 mm is Harkens smallest block. It is perfect for small synthetic control lines found on high-tech dinghies.The patented bearing sy...More
16mm Air BlockThe 16 mm is Harkens smallest block. It is perfect for s...
16mm Air BlockThe 16 mm is Harkens smallest block. It is perfect for small synthetic control lines found on high-tech dinghies.The patented bearing sy...More
16mm Air BlockThe 16 mm is Harkens smallest block. It is perfect for s...
16mm Air BlockThe 16 mm is Harkens smallest block. It is perfect for small synthetic control lines found on high-tech dinghies.The patented bearing sy...More
16mm Air BlockThe 16 mm is Harkens smallest block. It is perfect for s...
Low-friction Micro blocks are compact and lightweight. They are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats of a...More
Low-friction Micro blocks are compact and lightweight. They are ideal ...
