Uxcell 450L 120 Teeth 20mm Width 9.525mm Pitch Stepper Motor Rubber Timing Belt Black 1.This kind of closed loop rubber timing belt has has strong anti-wear, good for power transmission, great for 3D printers and linear motion applications. Fit for Torque transmission and Light Load Conveyance. 2.The various of reinforce cord ensure the running capability in the driving. 3.Rubber closed loop timing belt has the reliable transmission and the fine size sta