The Ronstan 40mm block is a robust and versatile sailing component designed for various rigging applications on yachts and boats. With its larger size compared to smaller blocks, it offers increased load-bearing capacity and strength, making it suitable for heavy-duty tasks. Constructed with durable materials and featuring smooth bearings, it ensures reliable performance even in challenging sailing conditions. The Ronstan Series 40 blocks are commonly used for control lines, halyards, and sheet systems, providing efficient line management and enhancing sail control for optimal sailing experiences.
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1-2 weeks delivery time Price incl. 19% VAT The Ronstan RF41101 Series 40 All Purpose Block with Loop Top delivers exceptional durability, strength, and versatility. Designed with self-lubricating sheaves and top-quality materials, it offers superior performance with minimal maintenance. With a Breaking Load (B.L.) of 1000kg, Maximum Working Load (M.W.L.) of 400kg, and compatibility with ropes up to 10mm, this lightweight yet robust block ensures agility and reliability in any sailing condition.
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€ 18,39
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1-2 weeks delivery time Price incl. 19% VAT The Ronstan RF41100 Series 40 All Purpose Block Single is a high-performance sailing tool featuring a self-lubricating sheave and Captive Lock universal head for smooth operation and versatile rigging. With a breaking load of 1000kg and compatibility with ropes up to 10mm, this lightweight yet durable block is designed to excel in demanding maritime conditions.
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€ 26,21
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1-2 weeks delivery time Price incl. 19% VAT The Ronstan Series 40 Ball Bearing Block Becket combines advanced engineering with superior performance. Featuring a low-friction Acetal bearing system, a Captive Lock universal head, and a snap-fit removable becket pin, this block offers efficiency, reliability, and versatility. With impressive specifications including a Breaking Load (B.L.) of 1000kg and Maximum Working Load (M.W.L.) of 350kg, this lightweight block is designed for demanding maritime conditions.
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€ 35,94
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1-2 weeks delivery time Price incl. 19% VAT The Ronstan RF41202 Series 40 AP Double Block With Swivel embodies precision engineering and expert craftsmanship, offering superior durability and functionality for professional yacht rigging. With a robust construction, swivel mechanism, and impressive load capacities, it ensures smooth and efficient operation. Designed for ropes up to 10mm in diameter, this block delivers exceptional performance in various rigging configurations, making it a reliable choice for sailors worldwide.
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€ 48,29
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1-2 weeks delivery time Price incl. 19% VAT The Ronstan RF41302 Utility Series 40 Triple Block features a versatile 2-Axis Head, offering superior control and adaptability for a variety of sailing conditions. Designed to accommodate ropes up to 10 mm in diameter, this block ensures optimal performance with a Safe Working Load (SWL) of 700 daN and a Breaking Load (BL) of 1400 daN. Precision-engineered for durability and smooth operation, it is an indispensable tool for sailors seeking reliable and efficient rigging solutions.
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€ 73,96
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1-2 weeks delivery time Price incl. 19% VAT The Ronstan RF41140 Series 40 All-Purpose Stand-Up Block redefines excellence in sailing equipment with its high load capacity and self-lubricating sheave for smooth operation. Featuring a versatile Captive Lock universal head, easy installation with only two fasteners, and a lightweight design, this block delivers exceptional performance and durability for sailors seeking reliability and ease of use on the water.
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€ 34,09
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1-2 weeks delivery time Price incl. 19% VAT The Ronstan RF41500 Series 40 All Purpose Block - Fiddle combines precision engineering with exceptional versatility. Designed to accommodate ropes up to 10 mm in diameter, this block offers outstanding strength with a Safe Working Load (SWL) of 400 daN and a Breaking Load (BL) of 1000 daN. The fiddle configuration enhances efficiency, making it an indispensable piece of equipment for various rigging applications on the water.
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€ 42,57
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1-2 weeks delivery time Price incl. 19% VAT The Ronstan RF41510 Series 40 All Purpose Block Fiddle with Becket is an expertly engineered piece of sailing hardware designed for high performance. With a maximum working load of 400 kg and a breaking load of 1000 kg, it ensures reliability even under extreme conditions. Featuring a low-maintenance design, Captive Lock universal head, and a slotted pin shackle, it simplifies rigging and enhances maneuverability, making it an indispensable tool for sailors of all levels.
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€ 47,71
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1-2 weeks delivery time Price incl. 19% VAT The Ronstan RF41520 Series 40 All Purpose Block Fiddle with Cam Cleat is a high-performance sailing block, featuring a self-lubricating sheave, multi-position cleat arm, and Captive Lock universal head. With a Breaking Load (B.L.) of 1000kg and a Maximum Working Load (M.W.L.) of 375kg, this durable and lightweight block ensures smooth operation and adaptability in challenging conditions, making it an essential tool for sailors seeking precision and reliability.
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€ 78,37
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1-2 weeks delivery time Price incl. 19% VAT The Ronstan RF41530 Series 40 All Purpose Block Fiddle with Becket and Cam Cleat is engineered for versatile, high-performance sailing. Designed for low maintenance and long-lasting use, this block features a self-lubricating sheave, Captive Lock universal head, snap-fit removable becket pin, and a multi-position cleat arm for superior control. With a Breaking Load (B.L.) of 1000kg and a Maximum Working Load (M.W.L.) of 250kg, it promises reliability, flexibility, and ease of use for sailors of all levels.
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€ 83,20
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1-2 weeks delivery time Price incl. 19% VAT The Ronstan RF41510 Series 40 All Purpose Block Fiddle with Becket offers exceptional performance for sailors seeking strength, reliability, and ease of use. Featuring a self-lubricating Acetal polymer sheave, a Captive Lock universal head, and a slotted pin shackle, this block ensures smooth operation and minimal maintenance. With a breaking load of 1000 kg and a maximum working load of 400 kg, it’s ideal for a variety of sailing conditions, accommodating ropes up to 8 mm in diameter. Lightweight yet durable, the RF41510 excels in both versatility and reliability.
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€ 71,97
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1-2 weeks delivery time Price incl. 19% VAT The Ronstan RF41151 Series 40 All Purpose Cheek Block is a durable, stainless steel cheek-equipped block designed for exceptional performance in marine environments. With a maximum working load of 400 kg and a self-lubricating sheave, this lightweight 66-gram block offers reliable, low-maintenance operation, making it an essential choice for sailors of all levels.
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€ 33,90
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1-2 weeks delivery time Price incl. 19% VAT The Ronstan RF45130 Series 40 Ball Bearing Orbit Block combines lightweight construction, high performance, and durable design. Featuring a becket and cleat, it offers smooth operation, secure rope management, and optimal functionality for both racing and cruising applications.
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€ 92,75
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1-2 weeks delivery time Price incl. 19% VAT The Ronstan RF45311 Series 40 BB Orbit Block Triple Becket Link Head is a premium yacht rigging solution, designed for durability, performance, and versatility. Crafted in Holland, this 40mm diameter block offers a Safe Working Load (SWL) of 650 daN and a Breaking Load (BL) of 1350 daN, ensuring reliability even in demanding sailing conditions. Its Triple Becket Link Head provides seamless integration into various rigging setups, setting the standard for excellence in marine equipment.
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Our managers will contact you and clarify the terms of the order
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1-2 weeks delivery time Price incl. 19% VAT The Ronstan RF46100 Series 40 Ball Bearing Orbit Block Auto Ratchet is engineered for optimal performance with a fully automatic, load-sensing ratchet system. Offering a remarkable 14:1 holding power, it provides seamless operation and smooth sheet easing in any condition. The swivel shackle head ensures flexibility in rigging setups, while the durable stainless steel construction guarantees long-lasting performance. Ideal for sailors looking for strength, reliability, and ease of use, this block accommodates ropes up to 9mm in diameter.
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€ 74,31
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1-2 weeks delivery time Price incl. 19% VAT The Ronstan RF46100M Series 40 Ball Bearing Orbit Block Manual Ratchet is a versatile block designed for sailors seeking superior performance and control. Featuring a manual ON/OFF ratchet system, it offers a 14:1 holding power and smooth operation. The swivel shackle head ensures free rotation, enhancing maneuverability, while the durable stainless steel construction guarantees reliability. Ideal for both racing and cruising, it accommodates ropes up to 9mm in diameter and weighs just 38g for convenience.
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€ 75,17
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1-2 weeks delivery time Price incl. 19% VAT The Ronstan RC72536S Series 25 T-Track Composite Slide, paired with the Series 40 BB Orbit Block, delivers outstanding performance and security. Designed for ropes up to 9mm (5/16") diameter, it features a plunger stop for added stability. With a lightweight, low-profile design and impressive load-bearing capacity, it is perfect for rigorous sailing conditions.
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€ 78,28
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- Robust and versatile sailing component
- Larger size for increased load-bearing capacity
- Constructed with durable materials
- Smooth bearings for reliable performance
- Commonly used for control lines, halyards, and sheet systems
What types of Ronstan Sailboat Hardware items do you have in your catalog?
Ronstan Pulley Blocks, Ronstan Blocks, Ronstan Cheek Blocks, Ronstan 20mm Blocks, Ronstan 30mm Blocks, Ronstan 40mm Blocks, Ronstan Double Blocks, Ronstan Exit Blocks, Ronstan Fiddle Blocks, Ronstan Orbit Blocks, Ronstan Ratchet Blocks, Ronstan Triple Blocks, Ronstan Cleats, Ronstan Cam C-Cleats, Ronstan Swivel Cleats, Ronstan V-Cleats, Ronstan Sail Tracks, Ronstan Cars, Ronstan Clear Start Sailing Watches