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.

Buy M3 x 20mm Metal Spacer Male to Female

M3x20mm Female To Female Nickel Plated Brass Hex Standoff Spacer

Size : M2.5 M3 M4 M5 M6 M8. Material: 304 Stainless Steel.

Male-Female 304 Stainless Steel Hex Column Standoff Support Spacer M2.5 M3 M4-M8

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Buy M3 x 20mm Metal Spacer Female to Female