motor138Motorized Pulley 138LS, with machined helical gear box, performs an efficiency, in a compact diameter of 138 mm only. With a min RL of 300 mm and powers ranging from 0.10 to 0.75kWQS MOTOR. Contact: Robert Chen Skype: everchenyi000. : everchenyi. WhatsApp:+86-13456357532 E-mail: info@. Tel: 0086-13456357532 Fax:0086-57384934610