Nylon Hex Standoff F-F M4x30mm (10-Pack) - ProtoSupplies

Nylon standoffs are useful for permanently mounting circuit boards or to serve as feet. F/F standoffs accept screws from both ends.
Non-conductive with female/female M4 threads

MYAMIA M4Nh2 50Pcs M4 Nylon Hex Hexagonal Female

Uxcell M2 M2.5 M3 M4 M5 Standoff Screws 50 Pack Brass Hex PCB

Standoff & Hardware-Electronic Components and Accessories

Spacers and Standoffs - J C Gupta & Sons

Fans & Hardware Archives - ProtoSupplies

YOKIVE 10 Pcs M4 Spacers, Brass Hex PCB Standoffs Nuts, Keep

MYAMIA M4Nh2 50Pcs M4 Nylon Hex Hexagonal Female

Standoff - Nylon (4-40; 3/4; 10 pack) - PRT-11796 - SparkFun

Spacers and Standoffs - J C Gupta & Sons

M3 Hex 304Stainless Steel Standoff Male Female Metric Thread Mount Spacer Screw Nut Bolt Motherboard Spacer Prototyping Accessories for PCB

Probots M3x8mm Spacer Standoff Hexagonal Buy Online India

Hex Standoff, Male-Female, Stainless Steel (18-8), Plain Finish, 10-32 inch Screw Size, 5/16 inch OD, 7/8 Body Length, (Pack of 100)

RS PRO, RS PRO Standoff, M3 x M3 Thread, 25mm Body, Brass, Male/Female, 10mm Stud, 606-709

UNC 3/8-16 (S=15) Brass Hex Standoff Pillars Nut Female Thread Studs PCB Spacers