The Ronstan exit block is an essential component in rigging systems on yachts and boats. It is designed to guide lines and ropes smoothly out of a sailboat's mast, boom, or deck, reducing friction and wear. With its durable construction and efficient design, the exit block ensures reliable performance in various sailing conditions. It is commonly used in halyard systems, vang setups, and other sail control mechanisms, contributing to smoother sail handling and improved overall sailing experience.
|
1-2 weeks delivery time Price incl. 19% VAT The Ronstan RF20711 Series 20 Ball Bearing Exit Block offers exceptional performance and durability for various sailing applications. With a safe working load (SWL) of up to 275 kg for the RF20711HL and 250 kg for the RF20711A, this exit block is engineered for challenging maneuvers. Its ball bearing system ensures smooth rotation, reducing friction for improved control and responsiveness, even under high loads. This block accommodates ropes up to 6 mm in diameter and is built for reliable, long-lasting use.
|
€ 34,76
Item:
| ||
|
1-2 weeks delivery time Price incl. 19% VAT The Ronstan Series 30 BB Block Exit with Cover Plate (RF30711 and RF30711HL) offers superior durability and efficiency for demanding sailing tasks. The RF30711 features a cover plate for added rope protection, while the RF30711HL boasts a higher Safe Working Load (SWL) of 375 kilograms. Both variants are engineered with a sheave diameter of 30mm and accommodate a maximum rope diameter of 8mm. These blocks ensure smooth operation, even under heavy loads, making them essential for high-performance sailing and marine applications.
|
€ 23,09
Item:
| ||
|
1-2 weeks delivery time Price incl. 19% VAT The Ronstan RF30721 Series 30 Ball Bearing Block, Double Exit is engineered for optimal performance in demanding marine environments. With a robust Breaking Load of 750 kilograms and a Maximum Working Load of 300 kilograms, this lightweight block ensures smooth operation for various sailing tasks. Weighing just 60 grams, it offers easy installation with only two 5mm fasteners. The included cover plate adds extra durability, protecting internal components from the elements. Whether for hoisting sails or managing rigging, the RF30721 delivers exceptional efficiency and reliability.
|
€ 36,71
-
+
| ||
|
1-2 weeks delivery time Price incl. 19% VAT The Ronstan RF15711 Series 15 Ball Bearing Exit Block is designed to minimize rope wear, featuring a single-piece housing and a precision-molded acetal sheave running on stainless steel ball bearings. This high-performance block ensures smooth operation and minimal friction, providing durability for ropes up to 5mm in diameter, while weighing only 14 grams.
|
€ 25,17
-
+
| ||
How does the design of Ronstan Exit Blocks minimize friction and wear on ropes?
The design of Ronstan Exit Blocks minimizes friction and wear on ropes by utilizing precision-molded acetal or Nylatron® sheaves, which provide low-friction operation and smooth line handling. The anodized aluminum housing ensures durability while maintaining lightweight construction, ideal for high-load applications. These blocks effectively guide lines through decks or bulkheads, reducing unnecessary strain on both the rope and the block.
Are Ronstan Exit Blocks compatible with both wire and rope systems?
Yes, Ronstan Exit Blocks are compatible with both wire and rope systems. For instance, the Series 30 High Load Exit Box features a 30mm Nylatron® sheave suitable for wire or rope applications. Similarly, the Series 40 High Load Exit Box is designed for leading lines through decks, bulkheads, or spars, minimizing friction and chafing, and is ideal for halyards and other high static load applications.
What tips are recommended for maintaining the performance and longevity of Ronstan Exit Blocks?
To maintain the performance and longevity of Ronstan Exit Blocks, it is essential to regularly inspect the sheave and housing for signs of wear or damage, especially in high-load applications like the Series 20 High Load Exit Block. Ensure that the precision-moulded acetal sheave remains free of debris to maintain low friction and optimal performance. Additionally, periodic cleaning and lubrication of the ball bearings, if applicable, can help prevent unnecessary wear and ensure smooth operation for both rope and wire systems.