Nylon Hex Standoff F-F M4x40mm (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

M4x10mm+6mm Male to Female Hex Nylon Spacer Standoff 25pcs

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)

: Tools & Home Improvement

4mm (M4) Nylon Spacers Standoff Washers (12 Pack) 4 x 15mm, 4 x 10mm, 4 x 5mm - Black

Nylon Hex Standoff F-F M3x6mm (10-Pack) - ProtoSupplies

Standoff - Nylon (4-40; 3/8; 10 pack) - PRT-10927 - SparkFun

1516 Series 8mm REX Standoff (M4 x 0.7mm Threads, 80mm Length) - 4

UNC 6#-32 1/4 3/8 Brass Hex Standoff Pillar Nut Female Thread Studs PCB Spacer

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

: Tools & Home Improvement

M4 Hex Brass Standoff Male Female Pillar Stud Board Hexagon Mounting PCB Motherboard Spacer Bolt Screw Nut Assortment Kit Fastener 120Pcs