Ronstan Series 75 Ultimate Ratchet – Single

Ronstan Series 75 Ultimate Ratchet – Single Product Description

Series 75 Ultimate Ratchet – Single
The extruded hole design, in conjunction with the groove profile of the sheave, provides a more powerful grip than conventional designs – up to 20:1 holding power. Unrivaled low weight is achieved by the use of a Torlon® ratchet pawl, high grade machined alloy sheave and black Acetal hubs and bearings. On-Off switching knob is fitted to both sides of the swivel blocks (one can be removed if desired). Ratchet blocks can be disassembled for servicing or customization.
Features:

• Unrivaled 20:1 holding power
• Dual sided On-Off switch
• Ability to operate On/Off switch under load
• Low friction ball bearing system
• Lightweight
• Cheek cut-outs for easy bearing maintenance

Applications:

• Mainsheet on powerful dinghies and skiffs
• Series 60 mainsheet systems on sports boats using RF7 mainsheet swivel units
• Control line applications on larger yachts
• Spinnaker sheets on sports boats and small keel boats (lateral lead blocks)

Materials:

• Carbon black Acetal ball bearings
• Anodised aluminium sheave and cheek plates
• Torlon® ratchet pawl
• Grade 316 stainless steel forged shackle

Specifications:

• Sheave Ø: 3″
• Max. Rope Ø: 1/2″
• Pin Ø: 9/32″
• M.W.L.: 930lb
• B. L.: 4400lb
• Weight: 5.7oz

Ronstan 75 series ultimate ratchet-single [RF72100] Blocks 75 series ultimate ratchet-single extrusion hole design, matching the groove profile of the pulley,…

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Who is the Ronstan?
How to describe Ronstan Series 75 Ultimate Ratchet – Single?

Who is the Ronstan?

The sailboat hardware market and the architectural rigging market are worlds apart, but in Australia they’re both dominated by one powerhouse player. Ronstan‘s end-to-end design, manufacture and distribution operation has grown to become the only serious competitor. Internationally, Ronstan is one of the top three sailboat hardware brands in the world, instantly recognized and respected in 45 countries.