These are genuine Hornby parts, they are brand new and unused. On service sheet 456 for R3873, R3874, R3948, R30105, R30229 & R30104.

Please check out my other listings for hundreds more Hornby items. 

I dispatch on the same or next working day depending on what time you pay. 

Sorry no collect in person, all items are post only even if you're local.