Ronstan Utility Block, Series 60 & 75 - Pivoting Low Lead, Ratchet Sheave Diameter:Type which allows you to secure

which allows you to secure your seat in 8 different positions over a 360-degree radius

White ABS plastic housing

• Increased lift with crescent plane surface

Holley is the only modular carburetor company that has been in business for over 100 years and has powered every NASCAR champion since the 60's

Ronstan Utility Block, Series 60 & 75 - Pivoting Low Lead, Ratchet Sheave Diameter:Type which allows you to secureThe 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