Description:

[Size] Inner Diameter: 4.2mm/ 0.17 inch, Outer Diameter: 7mm/ 0.28 inch, Length: 20mm/ 0.79 inch, Not Threaded.. [Application] It is used to keep boards at a consistent height and prevent the joint from bending, twisting, and short-circuiting with a middle partition design. Fit for 3D Printer, TV Wall Mounting, Electrical Outlet, Pegboard, Robot, Fpv, Quadcopter, Computer.. [Durable] All the spacers made of ABS plastic, lightweight, non-conductive, non-rusting, and corrosion-resistant.. [Feature] These spacers have advantages over metal spacers. They are lighter, do not rust, and are less brittle, also widely used in electrical products.. [Package Content] 100(+/-2%) x ABS Round Spacers.