Tapered bushings supply a minimal-price, easy, and rapidly approach of securing sprockets, pulleys, and couplings on standard metric and imperial shafts in a selection of typical professional tolerances and finishes. The tapered surfaces on the bearing pad and mating hub are pushed collectively by high-strength screws, making it possible for the break up bearing pad to shrink securely on to the shaft. Robust clamping force enables large torque transfer without the fretting concerns linked with a simple key actuation.