The Round Spacer washer 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.

Specification
Material: Nylon
Spacer ID: 4.2mm / 0.17"
Spacer OD: 7mm / 0.28"
Spacer Length: 5,8,10,12,15,20,mm
Packing List: 60 x Round Spacer Washers

Advantage
Made of nylon material, which is lightweight and durable, non-conductive, non-rusting, and corrosion-resistant.

Instruction
These spacers have advantages rather than metal spacers. They are lighter, do not rust, and are less brittle, also widely used in electrical products.

NOTE: Please check the size carefully before purchasing if you are concerned.