Description Durable mold spring, screw and hot bed leveling nut spring column set, made of metal material, so more durable, longer life, and can be reused many times. These nuts have a large design, so it is easier to use. Compatible with most printers. Features -Color:As Shown-Material:Metal-Size:3.80X3.80X0.80cm/1.49X1.49X0.31in-The metal construction of this 3d printer accessory provides superior strength and stability, ensuring that it can withstand the rigors of extended use. - Installing this component is easy, making it a convenient upgrade for your 3d printing setup. - By improving printing quality and stability, this component can help you achieve better results with your 3d prints, even on complex or intricate designs. - Thanks to its durable and reliable design, you can trust this component to perform well even after extended use, ensuring that you get the most out of your 3d printing setup. - The convenient design makes it easy to store and transport this component, so you can keep it on hand whenever you need it. Packing list: 4 x nuts4 x screws4 x springs