CHANCS TYC-50 Small Synchronous Electric Motor AC 110V 2.5-3RPM CCW Torque 8Kg.cm Gear Motor Working Voltage: AC 110-127V Speed: 2.5/3r/min;CCW (Fixed) Shaft Length: 16mm;Shaft Diameter: 7mm Size: 5cmX5cmX2cm GuaranteeAny quanlity problem,we guarantee 100% unconditional refund or resend service.