2pcs Antivibration Feet New Anti vibration Rubber Landing Mat Feet For 2020/3030 Profile Prusa I3 MK3 Kit 3d Printer Parts Color: black Package includes: 2 x Antivibration feet Note: The step is optional for now.We recommend mounting the feet to protect the surface on you table(working bench).However,you need to lift the frame up before each turn. There will be extra step at the end of the assembly to remind you of the antivibration feet.â 1.If you use in the 3d printer,which need the 4x Antivibration feet 2.Turn the YZ frame on the side and insert the antivibration foot inclined,then rotate the foot until you squish the rim inside the extrusion. 3.Repeat this process on all 4 feet.Place them 2-3 cm from the end of each extrusion. .Item specifics:Model number: Antivibration FeetItem type: Antivibration Feet