[Size] Internal Diameter: 5.4 mm / 0.21", Outer Diameter: 9 mm / 0.35", Length: 5 mm / 0.2". 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, Drone, Fpv, Quadcopter, Computer, Shutters Locks.
[Durable and Reliable] Insulated ABS, Strong and Reliable, Easy to Install, and Durable to Use.
[Feature] These spacers have advantages over the metal spacer. They are lighter, do not rust, and are less brittle, also widely used in electrical products.
[Package Content] 250(+/-2%) x Black ABS Round Spacers