Poggi System-P Taper Bushing 8070Designation Torque Dimensions Weight Screw Torque d D S U V W mm Nm mm mm mm mm mm mm kg 8070 M12 x 75 60 113 150 88 13 18 70 6. 00 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,