Currently, NewEgg is selling this
Seagate BarraCuda ST2000DM008 2TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5" Hard Drive Bare Drive US $49.99 + Free S/H. This offer will expire withing 20 hours as of this post. If you need one, please grab it ASAP before the offer is gone.