[Highly Compatible] Upgraded aluminum hand nut are upgraded replacement part for 3/3 Pro/3 V2/3 Max, for 5/5 Plus/ 5 Pro, -10, -10 V2, -10 V3,-10 Max, 10, -10 Mini, -10S, 10S Pro, 10S Pro V2, -10 Plus, -X, 20. : These Leveling Nuts is made of aluminum alloy metal material, which is stronger than plastic. it twist more tightly than plastic nuts. Easy to Use - The torque of these nuts is large, making it easier to fine-tune the hot bed, and easy to install and remove, make the hotbed glass platform more stable. [Easy to use] It's very easy to use, you just only to the old one and put on our nuts and springs. The torque of these nuts is large, making it easier to fine tune the hot bed. Color:Blue Material:Aluminum Alloy Package Contents: 4 * level nuts 4 * spring(The color is random, and the designation is not accepted) 4 * screws Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.