Crucial offers its factory-refurbished Crucial M500 960GB Serial ATA 6Gb/s 2.5" Internal SSD, model no. CT960M500SSD1, for $179.99 with free shipping. That's $104 under our June mention of a new unit and the lowest total price we've seen. (It's also $133 below the best price for a new unit today.) It features read speeds of up to 500MB/s and write speeds of up to 400MB/s. A 1-year Crucial warranty applies.