Ronstan RF51140 Series 50 Single Stand Up Block

The Ronstan RF51140 Series 50 Single Stand Up Block is a versatile and durable solution for a wide range of sailing applications. With exceptionally high working loads and low maintenance, this block is designed for long service life and reliable performance. The self-lubricating Acetal polymer sheave ensures low friction and extreme durability, while the Captive Lock universal head and slotted pin shackle provide added convenience and ease of use. Whether for cruising or racing, this block is the right choice for sheets, halyards, and control line applications.

Features:

• Exceptionally high working loads
• Low maintenance, long service life
• Self-lubricating Acetal polymer sheave ensures low friction and extreme durability
• Captive Lock universal head
• Slotted pin shackle eliminates fouled lines
• Mount with 2 x 5mm (3/6") fasteners (not supplied)

Applications:

• Mainsheet and halyard applications, vang and spinnaker control lines on boats to 10m (33ft)
• S60 - on boats up to 12m (40ft)
• Typically used in direct 4:1 purchase systems such as mainsheets and boom vangs
• On larger boats they are used for fine-tune mainsheet tackles, outhauls, cunninghams, checkstays, genoa lead pullers and traveller controls.

Materials:

• Grade 316 stainless steel load strap
• Impact and UV resistant, fiber reinforced Nylon cheeks

Learn More

For more information about Ronstan RF51140 Series 50 Single Stand Up Block, visit Wikipedia.

Product: Ronstan RF51140 Series 50 Single Stand Up Block

Brand: Ronstan

Model: RF51140

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