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Ships within 48 hours · Estimated delivery Aug 20 - Aug 25
They keep the block aligned correctly by pushing the lashing line to the outer edges of the block's head
C/C A 2" (51 mm)
as long as you have a flat surface
Weight:20lbs(9kg)
Refill existing jars and save money
Ronstan Series 55 Single Swivel Head Ratchet Orbit Block, Auto/Manual Fire Extinguishers They keep the block alignedNow you can enjoy the flexibility of setting up your ratchet blocks to suit yourself. Ronstan is the only company that offers a ratchet block with both auto and manual engagement modes. In the auto mode of the ratchet mechanism engages when load is applied, but switches off when it's released. This lets the sheet run out smoothly and freely great for rapid easing of the sheet and for gybing asymmetric spinnakers. In manual mode, the ratchet mechanism
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