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 is achieved by the use of a Torlon® ratchet pawl, high grade machined alloy sheave and black Acetal hubs.
The patented extruded hole design provides up to 14:1 holding power
Technical Information
Materials
Carbon black Torlon® ball bearings. Alloy sheave. Torlon® ratchet pawl
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Ball Bearing Sheaves 
