![Ronstan Series 40 All Purpose Block - Single Upright Lead [RF41171]](http://costamarinepr.com/cdn/shop/files/70602XL.jpg?v=1745528547&width=120)
Ronstan Series 40 All Purpose Block - Single Upright Lead [RF41171]
![Ronstan Series 40 All Purpose Block - Single Upright Lead [RF41171]](http://costamarinepr.com/cdn/shop/files/70602XL.jpg?v=1745528547&width=3840)
Ronstan Series 40 All Purpose Block - Single Upright Lead [RF41171]
Product Details
Series 40 All Purpose Block - Single Upright Lead
Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. Ideal for high load applications. Wear resistant sheave material, in lightweight, self lubricating polymer, is suitable for use with rope or wire.
Applications:
- Typically used for halyards at the mast base.
Materials:
- UV stabilised acetal sheave
- Grade 316 stainless steel load housing
Care & Maintenance
To maintain the beauty and integrity of your purchase, we recommend treating it with care. Simple maintenance practices, such as gentle washing and proper storage, can effectively preserve the longevity of your favorites. We encourage you to refer to the care instructions included with each item, designed to help you keep your purchase in top condition.
Size & Fit
Our products are crafted to fit true to size, ensuring that you can confidently select your usual size with ease. Whether you’re looking for a relaxed or tailored fit, our designs are made to complement your unique shape and style.