Ronstan
Ronstan RF45201 40mm Double Pulley Block | Series 40 Sailing Block
The Ronstan RF45201 Double Block is a versatile and compact 40mm twin-sheave pulley block from the Ronstan Series 40, designed for medium-load rigging applications on dinghies, keelboats, and small yachts. With ball bearing sheaves, UV-stabilised acetal construction, this block offers smooth, durable performance in a space-saving format.
Ideal for multi-purchase systems, such as vangs, cunninghams, outhauls, or traveller control lines, the RF45201 delivers reliable load handling and excellent line control in any sailing conditions.
✅ Key Features
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Ronstan RF45201 – 40mm double pulley block
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Ball bearing sheaves for smooth, low-friction operation
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UV-resistant acetal sheaves for durability
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Ideal for multi-line systems: vangs, outhauls, cunninghams
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Compact, lightweight, and rigging-friendly design
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Medium-load capacity – great for dinghies and small yachts
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Part of the Ronstan Series 40 block range
Ronstan RF45201 40mm Double Pulley Block specifications:
- Sheave Ø 40 mm
- Max. Rope Ø 9 mm
- M.W.L. 500 kg
- B. L. 1000 kg
- Weight 67 g