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...

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...

Ronstan Series 40 Nylatron Sheave Suitable for use with wire or rope. Excellent wear resistance  Specifications Bore (mm) 8.1 Diameter

Ronstan Series 40 Ball Bearing Sheave Acetal Sheave Only, 40mm Diameter  Specifications M.W.L. (kg) 400 Max. Rope diameter (mm)

Ronstan Series 40 AP Deck Organiser - Sheave Deck organisers are an effective means of deflecting halyards and other control lines to winches, stoppers and cleats. Sheaves are made from impact...

Ronstan Series 40 Replacement Becket and Pin Suits Series 40 Ball Bearing and All Purpose Blocks, Includes Pin and Roller Part Number RON-RF41010

Features: Up to 14:1 holding power - highest available! Smooth easing of sheets Fully Automatic load sensing ratchet engagement Easily fitted and securely retained Dyneema® link...

Features: Up to 14:1 holding power - highest available! Smooth easing of sheets Manual ON/OFF ratchet selection Easily fitted and securely retained Dyneema® link head Application: Dinghy...

Ronstan Series 40 Ball Bearing Sheave, High Load Stainless Steel Sheave Only, 40mm Diameter High Load sheaves are designed specifically for any application where high dynamic or static loads are...