This is for a pair of 4mm scale drive gears with a 2.2m bore, that look to be unused.
Pair of 4mm Scale xxmm bore Worm Gears Unused #12
Pair of 4mm scale Unpainted Edwardian Figures Possibly For Hornby Rocket
Pair of 4mm Scale Whitemetal Bogie Sides For Spares #22
Pair of 4mm Scale Connecting Rods Unused On Etch #1
Pair of 4mm Scale Whitemetal Tank Filler Caps Unused #4
Pair of 4mm scale Overtrack Smoke Deflector Hoods Whitemetal Unused