Torsion Spring Belt Locking Shaped 3D Printer Tension Belt Pres Bs2u

Features:
It is designed for linear motion and precision.
They keep great tension on the belt.
Easily added the right amount of tension to the belt.
Keep the belts snug and this will make your printer much more precise.
Bear heavy streess while retaining its original shape.
Specifications:
Color:Silver
Material:stainless steel
Note: 1.Please allow 0.1-0.3cm differences due to manual measurement, thanks.
2.Please understand because of the light irradiation or computer display difference, so I can´t guarantee photos and real color is 100% the same.