Description Nylon Spacer M3 - 40+6mm - F/M

These are Female / Male spacers. This type of spacer is made of nylon and has a hexagonal shape. One side has a hole with a thread on the inside. You can screw a bolt or a Male spacer into this. The Male side is 6mm long and has an external thread. A spacer is ideal for stacking a printed circuit board firmly, for example. If your precision length is not available, you can stack multiple F / M spacers .