high speed 24v 18000rpm bldc 1.Main voltage:3V; 6V;9V;12V;24V; 2.Torque:40Kgf.cm~100kgf.cm 3.Shaft:67,71,72. ... 4,75,80 high speed ... ,71,72.4,75,80,85mm5.Our high speed 24v 18000rpm bldc is with high torque,low speed,low noise ,good quality,long life ... .3 With Fan 8.2A 20500RPM 4.3KPa DS-BL3650 high speed 24v 18000rpm bldc