http://www.ebay.com.au/itm/260946979800 $44 LOL!
Three years ago I bought mine off ebay for $74.
150l/m 150 psi. Twin piston.
It's worked it's guts out over that time, last weekend, 12 tyres in a row with a five minute break between each set of 4.
Now having said that it will probably crap it self next time I use it.