APC 4.2x4 props for 32 cents
http://www.greathobbies.com/productinfo/?prod_id=APC042040 (http://www.greathobbies.com/productinfo/?prod_id=APC042040)
...but there is no stock - aren't you looking for 4.2x4.2?
using 4.1x4.1 right now but i might give these a try. I was able to get a few before they were out of stock
Man you get quite lucky lately can you please buy me a couple of 649 tickets?