Sheaves

Ronstan 25mm Nylatron Sheave, 7mm Width Suitable for use with wire or rope. Inside Diameter 6.5mm  Specifications Bore (mm) 6.5 Diameter Ø (mm) 25 Max. Rope diameter (mm) 5 Weight (g) 10 Width (mm) 7 Part...

Ronstan Series 50 Ball Bearing Sheave Alloy, 50mm x 12mm x ID8.1mm Aluminium Specifications Max. Rope diameter (mm) 8 Weight (g) 32 Suits Block Series Series 50 alloy sheave versions Part Number RON-RF54000

Ronstan Series 60 Ratchet Sheave Alloy, 60mm x 16.9mm x ID6.3mm 14:1 holding power The patented extruded hole design, in conjunction with the groove profile of the sheave, provides a more powerful grip than conventional designs. Unrivalled low weight...

Ronstan Series 60 Ball Bearing Sheave Acetal, 60mm x 16.9mm x ID6.3mm Minimum friction under moderate loads Precision moulded Acetal sheaves running on Acetal or Torlon® ball bearings provide high performance & low friction.   U.V...

Ronstan Series 75 Orbit Sheave Alloy 75mm x 20mm xID 42.5mm sheave with Torlon® needle rollers Torlon® needle rollers minimise friction High static and dynamic load capacity achieved with alloy sheaves, Torlon® needle rollers for axial...

Ronstan Series 75 Roller Bearing Sheave, Wide Alloy, 75mm x 41.5mm x ID10.2mm, Torlon® needle rollers Extra wide sheave High static and dynamic load capacity achieved with alloy sheaves, Torlon® needle rollers for axial loads, acetal ball...

Ronstan Series 75 Roller Bearing Sheave Alloy, 75mm x 20mm x ID10.2mm. Torlon® needle rollers Torlon® needle rollers minimise friction High static and dynamic load capacity achieved with alloy sheaves, Torlon® needle rollers for axial...

Ronstan Series 75 Ratchet Sheave Alloy, 75mm x 20.2mm x ID22.1mm 18:1 holding power The patented extruded hole design provides up to 18:1 holding power   Carbon black Torlon® ball bearings. Alloy sheave. Torlon® ratchet...

Ronstan Series 75 Pulley Sheave, Acetal Sheave, acetal (POM)-75mm diam., suits 14mm rope Features Load rated. Choice of fixed or swivel head models. Durable, low friction acetal polymer sheave. Head bolt, single sheave models: 3/8" UNC...

Ronstan Series 75 Pulley Sheave - Aluminium sheave with Brass Bearing Suitable for 8mm Wire Specifications Part Number RON-RZ1000AW Bore (mm) 21.7 Diameter Ø (mm) 75 Weight (g) 190 Width (mm) 20.2

Flanged block for wire internal halyards 25mm x 5mm Part Number Material RLY-RM005 Bronze RLY-RM005A Plastic

Spinlock Furling Line Replacement Sheave Furling line replacement sheave for Stanchion Furling Line Lead for 25mm Stanchions. Part Number For Use With SPN-SPWL-SHEAVE SPN-SPWL/1

Spinlock TWR Sheave Line Diverter TWR Organiser is a development of Spinlock's successful TSR Organiser Range, offering a high load, single line diverter for lines up to a massive 2.5 tonnes. Product Information Single Sheave in either 30mm or...

Spinlock TWF Sheave Winchfeeder Fit a winchfeeder aft of a clutch to divert lines to an alternative winch. For diverting lines aft of a clutch or jammer to an alternative winch Useful for leading a line from a clutch on one side to an alternative...

Harken Narrow Sheave Narrow high-load sheaves in mastheads improve sail handling, speed sail changes, and allow the use of smaller, lighter halyard winches. Sheaves combine sideload-carrying balls with a PTFE composite bushing for radial loads. Note:...

Harken 38mm Wire Sheave Self-contained sheaves are designed for sailors to use in custom applications. Wire sheaves are Hard Lube-anodised aluminium that ride on high-load composite bearings. Part Number HKN-307 Sheave Ø...

Harken 114mm Sheave Big Boat sheaves are available for special applications as well as for replacement sheaves in Big Boat blocks. Made of hardcoat-anodized, PTFE-impregnated 6061-T6 aluminum, sheaves feature Torlon® rollers to carry high radial...

Harken 25mm Wire Sheave Self-contained sheaves are designed for sailors to use in custom applications. Wire sheaves ride on high-load composite bearings. They are hardcoat-anodized aluminium with PTFE impregnation. Download Instruction...

Harken 51mm Aluminum Midrange Sheave Self-contained sheaves are designed for sailors to use in custom applications. Midrange sheaves come in either Delrin® or aluminum for wire. Delrin® is a registered trademark of E. I. du Pont de Nemours and...

Harken 57mm High-Load Sheave with Aluminium Sheave High-load sheaves are offered as replacement parts or for use in special applications. Their bearing system combines sideload-carrying balls with a PTFE composite bushing to carry radial loads. Part...