![Ronstan Series 40 All Purpose Block - Single Upright Lead [RF41171] - BuoyMart.com Blocks Ronstan](http://buoymart.com/cdn/shop/files/70602XL.jpg?v=1745518471&width=1000)
By Ronstan
Ronstan Series 40 All Purpose Block - Single Upright Lead [RF41171]
Regular price
$48.72 USD
Regular price
$57.32 USD
Sale price
$48.72 USD
Unit price
per
Shipping calculated at checkout.
Availability:
Low stock: 8 left
SKU:
70602
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![Ronstan Series 40 All Purpose Block - Single Upright Lead [RF41171] - BuoyMart.com Blocks Ronstan](http://buoymart.com/cdn/shop/files/70602XL.jpg?v=1745518471&width=150)
Regular price
$48.72 USD
Regular price
$57.32 USD
Sale price
$48.72 USD
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
