TheKeyKey via eBay offers the Adata 240GB Premier SP550 2.5" Serial ATA 6Gb/s Internal SSD, model no. ASP550SS3-240GM-C, for $53.99 with free shipping. That's a buck under our mention from three weeks ago and the lowest total price we've seen. (It's a current best by $9.) It features read speeds of up to 560MB/s and write speeds up to 510MB/s.