Nylon standoffs are useful for permanently mounting circuit boards or to serve as feet.. M/F standoffs are sometimes used to sandwich electronic assemblies
Non-conductive with male/female M4 threads
Nylon Standoff Kit
Standoff F-F 10-Pack, 12mm Nylon - Robot Gear Australia
Nylon Hex Spacer M4 x 20 mm, Packaging Type: Packet, Hexagonal at Rs 3.65/piece in Pimpri Chinchwad
Black Plastic Nylon M3 M4 Male to Female Threaded Hex Standoffs
Male to Female Standoffs Manufacturer
Male-Male Hex Standoff M4 Altinkaya Enclosures for Electronics
Black Plastic Nylon M3 M4 Male to Female Threaded Hex Standoffs
M4 Aluminum Hex Standoffs for Drones Packing:30pcs/pack Aluminum standoff M4
New M4 Anodized Black Aluminum Hex Standoff/Spacer 30pcs/Bag (M4X7.0X30mm, Hex)
LitOrange 180 Pieces M4 Male Female Hex Brass Spacer Standoff
RS PRO, RS PRO Standoff, M4 x M4 Thread, 30mm Body, Nylon, Male/Female, 6mm Stud, 653-9419