![Ronstan Series 40 All Purpose Block - Single Upright Lead [RF41171] - Blocks](http://www.bergenperformancemarine.com/cdn/shop/files/ronstan-series-40-all-purpose-block-single-upright-lead-rf41171-977.webp?v=1752541249&width=1946)
Orders Ship
Most orders processed the same day!
Ronstan Series 40 All Purpose Block - Single Upright Lead [RF41171]
Ronstan Series 40 All Purpose Block - Single Upright Lead [RF41171]
Low stock! Only 8 left
Regular price
$48.72
Sale price
$48.72
Regular price
$57.32
Unit price
per
Shipping calculated at checkout.
Couldn't load pickup availability
- Fully secure checkout
- Trusted by thousands
- Rated and reviewed
Want next day delivery? Be quick!
Question about this product?
We're happy to help.
Up to 15% off
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
![Ronstan Series 40 All Purpose Block - Single Upright Lead [RF41171] - Blocks](http://www.bergenperformancemarine.com/cdn/shop/files/ronstan-series-40-all-purpose-block-single-upright-lead-rf41171-977.webp?v=1752541249&width=1445)
![Ronstan Series 40 All Purpose Block - Single Upright Lead [RF41171] - Blocks](http://www.bergenperformancemarine.com/cdn/shop/files/ronstan-series-40-all-purpose-block-single-upright-lead-rf41171-977.webp?v=1752541249&width=3840)
