Features: Adopt quality bearings and spring solution to accurately calibrates key spring parameters and improve shock absorption. Effectively prevent desktop shaking and improve the quality of printed materials. Reduce the noise caused by vibration and provide a more comfortable printing environment. Ideal for 3D printing enthusiasts and professionals requiring consistent bed adhesion during fast speed printing operations. Perfect for workshop environment where machine stability matters, reducing resonance during intricate ABS filament layering. Universally compatible shock absorbing feet ensure prolonged printer life by minimizing structural stress during extended printing. Specifications: Component:ABS Size:Approx.45x19mm/1.77x0.74inch Package Includes: 1 Set Bearing Feet Pad note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.