Buy M3 x 20mm Metal Spacer Female to Female

Metal spacer are generally used to patch the boards to the base. The advantage of this support is that it inserts into hole from chassis.
Spacer Height: 20mm Screw: M3 Type: Female to Female Versatile and easy to fit. Lock PCB securely into place. Hexagonal design allows tightening with a wrench.

Brass Material, Hex Head, Female Type Threaded Rod Pillar Standoff., Ideal for coupling use.

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