(Pack of 6) GT2 Timing Belt Pulley 40 Teeth 8mm Bore 10mm Width Belt Aluminum Alloy Pulley Wheel for 3D Printer CNC Accessory industrial_Oct2022 There are strong metal tension

There are strong metal tension springs in the plastic frame

Ricinus Communis

Tighten and stick the Velcro(adjust tightness depend on the individual's circumstances) Read more Highly breathable

Only use the belt on a patient or resident when appropriate

whatever you want

(Pack of 6) GT2 Timing Belt Pulley 40 Teeth 8mm Bore 10mm Width Belt Aluminum Alloy Pulley Wheel for 3D Printer CNC Accessory industrial_Oct2022 There are strong metal tension(Pack of 6) GT2 Timing Belt Pulley 40 Teeth 8mm Bore 10mm Width Belt Aluminum Alloy Pulley Wheel for 3D Printer CNC Accessory GT2 Timing Belt Pulle. Low friction, low noise a nd high accuracy. Product Features Material: Aluminum Alloy. The surface is oxidation finished. It makes the material to be more antirust,corrosion resistant,wear resistant and durable. Advantages: Stable performance and high efficiency. Low friction, low noise a nd high