Precision shaft coupler and clamp for attaching leadscrews, pulleys, gears, and other drive components. There are 8 flexible elastomer coupling pins for transmitting more torque than any other coupler of this size, yet it allows misalignment of a few thousandths.Total coupler length is less than comparable high torque couplers. Available in all sizes to fit any shaft diameter, custom designed for your shaft configuration and for different bores. Material is black high-strength acetal delrin with stainless steel hub, aluminum and aluminum bronze is also available. These couplers are suitable for connecting the motor shaft to leadscrews and other rotating components.