2B48SDS Heavy Duty QD Sheave 2-3/8" They are spring set and

They are spring set and electro-magnetically released

Gates® PowerGrip® Twin Power® belts are designed to perform at high speeds and in extreme temperatures

The 8MGT and 14MGT pitches are the optimum choice for high performance drives in the machine tool

One each: 1/4

2B48SDS Heavy Duty QD Sheave 2-3/8" They are spring set and2B sheaves are precision machined from gray cast iron, statically balanced, painted with baked enamel finish and are individually packaged. Sheaves are bored to accept QD style bushings. Order bushings separately. The last 1 or 2 letters of the sheave part number designates the QD bushing size. Click Here for Catalog Page