Adorama Camera via eBay selling this drive for $139.99 and free shipping. Not as good as the Pro version but still gets great reviews.
http://www.ebay.com/itm/Samsung-840...l-Solid-State-Drive-MZ-7TD250BW-/390499867147
http://www.ebay.com/itm/Samsung-840...l-Solid-State-Drive-MZ-7TD250BW-/390499867147