Ronstan Utility Block, Series 60 & 75 - Pivoting Low Lead, Ratchet Sheave Diameter:Type • Skin fitting includes nut

• Skin fitting includes nut

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harmonic balancers and new clutch kits

White ABS plastic housing

Thread Spec 13/16" x 16 NPT No Anti-Drainback Valve—(Long GM) GM V-8

Ronstan Utility Block, Series 60 & 75 - Pivoting Low Lead, Ratchet Sheave Diameter:Type • Skin fitting includes nutThe patented extruded hole design, in conjunction with the groove profile of the sheave, provides a more powerful grip than conventional designs up to 20: 1 holding power. Unrivalled low weight is achieved by the use of a Torlon ratchet pawl, high grade machined alloy sheave and black Acetal hubs and bearings. On Off switching knob is fitted to both sides of the swivel blocks (one can be removed if desired). Ratchet blocks can be disassembled for