uxcell Knurled Thumb Nuts, 12Pcs M3 Carbon Steel Nut High Head Through Hole for 3D Printer Part, Black 12 industrial_Oct2022 This makes cage nuts easily

This makes cage nuts easily replaceable

Protection Against Falling While Climbing: There are two optional protection modes

HOW TO REPAIR - Rub part A and B epoxy putty 1:1 until the color is the same and it will be slightly hot when fully mixed

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uxcell Knurled Thumb Nuts, 12Pcs M3 Carbon Steel Nut High Head Through Hole for 3D Printer Part, Black 12 industrial_Oct2022 This makes cage nuts easilyuxcell Knurled Thumb Nuts, 12Pcs M3 Carbon Steel Nut High Head Through Hole for 3D Printer Part, Black Description: [Material] Our knurled thumb nuts are made of carbon steel, with black nickel plated in the surface, high hardness, durable, wear resistant, sturdy, not easy to rust or fade, with a flat head and round knurled body, which can be used for a long time. [Advantage] Knurled thumb nuts are designed with clean, compact, and accurate thread,