Poggi System-P Taper Bushing R7540Designation Torque Dimensions Weight Screw Torque d D S U V W mm Nm mm mm mm mm mm mm kg R 7540 M14 x 45 110 96 137 59 14 19 40 3. 38 Poggi System P Taper Bushings are a radial wedge, offering a mechanical advantage to easily create a secure shaft to bore interference fit, yet allow ease of removal and repositioning if desired with no shaft or bushing damage. Poggi System P allows a wide range of standard transmission components (Pulleys, Sprockets,