As one of its daily deals, Amazon offers the SanDisk 120GB Plus Internal SATA 6Gb/s SSD, model no. SDSSDA-120G-G25, for $39.99 with free shipping. That's $10 under our mention from two weeks ago and the lowest total price we've seen. (It's also a current low by $10, with most stores charging well beyond $50.) It features read speeds of up to 520MB/s and write speeds of up to 180MB/s. Deal ends today.