An enclosed 8:1 purchase system for halyard tensioning. Sheave 23 mm Travel Distance 147 mm Max Work Load 400 kg Length 307 mm Line 3 mm Fixing Hole 5...More
An enclosed 8:1 purchase system for halyard tensioning. Sheave 23 mm T...
Allen 20mm Dynamic Blocks feature the patented Allen Dynamic bearing system which provides an unrivalled weight to performance ratio. This is coupled ...More
Allen 20mm Dynamic Blocks feature the patented Allen Dynamic bearing s...
Allen 20mm Dynamic Blocks feature the patented Allen Dynamic bearing system which provides an unrivalled weight to performance ratio. This is coupled ...More
Allen 20mm Dynamic Blocks feature the patented Allen Dynamic bearing s...
Allen 20mm Dynamic Blocks feature the patented Allen Dynamic bearing system which provides an unrivalled weight to performance ratio. This is coupled ...More
Allen 20mm Dynamic Blocks feature the patented Allen Dynamic bearing s...
Allen 20mm Dynamic Blocks feature the patented Allen Dynamic bearing system which provides an unrivalled weight to performance ratio. This is coupled ...More
Allen 20mm Dynamic Blocks feature the patented Allen Dynamic bearing s...
Series 20 through deck exit box. Exit blocks minimise friction in lines passing through the deck or exiting masts and booms. Precision moulded acetal ...More
Series 20 through deck exit box. Exit blocks minimise friction in line...
Core Blocks are a true all round solution. A tuned 2-stage bearing system provides excellent performance across the full working load range with an in...More
Core Blocks are a true all round solution. A tuned 2-stage bearing sys...
Ronstans range of Acetal sheaves is moulded from a specially modified ultra-violet resistant grade of material to provide a long service life in the t...More
Ronstans range of Acetal sheaves is moulded from a specially modified ...
Ronstans range of Acetal sheaves is moulded from a specially modified ultra-violet resistant grade of material to provide a long service life in the t...More
Ronstans range of Acetal sheaves is moulded from a specially modified ...
Precision moulded Acetal sheaves running on stainless steel or Torlonball bearings provide high performance & low friction.Two-way head - can be fixed...More
Precision moulded Acetal sheaves running on stainless steel or Torlonb...
Midrange blocks robust construction makes them ideal to handle the high loads found on medium and large offshore boats. Sheave runs exclusively on a b...More
Midrange blocks robust construction makes them ideal to handle the hig...
64 mm Wide Sheave Big Boat sheaves are available for special applications as well as for replacement sheaves in Big Boat blocks. Made of hardcoat-anod...More
64 mm Wide Sheave Big Boat sheaves are available for special applicati...
Element blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robus...More
Element blocks introduce sideplates that combine forged aluminum and c...
Delrin Sheaves with Delrin Ball Bearing are used in line applications to reduce friction. To provide the maximum load bearing capability, Schaefer des...More
Delrin Sheaves with Delrin Ball Bearing are used in line applications ...