These Zinc Plated Steel F/F Spacers M3 x 5mm from PB Fastener & Components are 5mm long, hexagonal, M3 tapped spacers. Manufactured to a high standard using galvanised steel and designed with 2x female threads, these quality spacers fit a 5.5mm spanner opening and come supplied in packs of 10. * Female-Female * M3 thread size * M3 x 5mm internal thread * Pack of 10 * Manufacturer's part S55530X05 https://elecena.pl/product/27210068/pb-fastener-s55530x05-zinc-plated-steel-f-f-spacers-m3-x-5mm-pack-of-10 2024-11-10 https://elecena.pl/product/27210068/pb-fastener-s55530x05-zinc-plated-steel-f-f-spacers-m3-x-5mm-pack-of-10 2025-07-15