Instrument guage (speedo and tacho) retainer

[Campbeli]

Hi all, I've not been able to find the correct name for this item, the picture will explain. Each gauge has two of  these to secure it to the dash, i only have one.
Are replacements available or do i need to make something up?
Cheers
Neil

[giulia_veloce]

I have some
You know where to find me
Robert