LNER A2 dress up bits

Hi all, I would like to get some dress up bits for an A2 loco, sand boxes , wakefield type lubricators, steps etc, anyone know of a supplier,? this is for a 3.5 inch loco which looks a bit bare round the running plate area, I see these items are available for a five inch loco's but I am having a problem with the 31/2" beast, any idea's!! no smarts about making them myself please, Malcolm.