All the drives are 3.5".

1. Western Digital 250 Gig Caviar SE, PATA/100, 7200 rpm, Warranty expires in 22 Jan 2008
US$70

2. Segate 250 Gig Barracuda 7200.9, PATA/100, 7200 rpm, Warranty expires in 26 Jan 2011
US$75 QUANTITY =3

Or BUY the 4 drives for US$260, (that's $65 per drive!)
Or BUY any 3 drives for US$200, (that's $67 per drive!)

Buyer pays shipping. I'm in Toronto, Canada.
Or BUY any 2 drives for US$140, (that's $70 per drive!)