Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. Applications: Typically used in dinghy spars for control lines Materials: U...

Ronstan Upright Lead Block, 19mm Acetal Sheave Single upright Typically used in dinghy spars for control lines U.V. stabilised Acetal sheave. Grade 316 stainless steel load...

Ronstan Upright Lead Block, Wide 19mm Sheave Suitable for rope up to 8mm. The external tabs can be formed to fit the spar profile before fastening Lead blocks are a low profile solution for...

Ronstan Upright Lead Block, 22mm Nylatron Sheave Suitable for use with wire or rope The external tabs can be formed to fit the spar profile before fastening Lead blocks are a low profile solution...

Ronstan Upright Lead Block, 29mm Acetal Sheave Single upright, removable sheave   Typically used in dinghy spars for control lines   U.V. stabilised Acetal sheave. Grade 316 stainless...

Wire blocks have purpose designed narrow sheaves and grooves.Removal sheave for easy fitting and without cutting the wire termination Features: Flared cheeks to minimise chafing Removable...

This upright lead block with a 20mm sheave from Ronstan is typically used for halyards at the mast base. Lead blocks are a low-profile solution for leading halyards or other rig sail controls back to...

This upright lead block from Ronstan is typically used for halyards at the mast base. Lead blocks are a low-profile solution for leading halyards or other rig sail controls back to cleats or jammers...

Ronstan Series 75 Roller Bearing Block, Upright Lead, Single Single, upright lead The self-contained alloy sheave packages provide reliable, low-friction performance at high loads. The high axial...