I have 5 x 12" wheels with usable tyres - reasonable amount of tread and cant see any wall cracking or damage.
Wheels will need a refurb. £15 each or 5 for £60 buyer collect.
Also have a pair of wheels and crossply if someone is interested in a period look for there 60's HA/HB or for trailer use - £20 buyer collect.
Premium of £1.00 per wheel for non members