Ocean Technology via Amazon offers the Unitek Aluminum USB 3.0 to Serial ATA Dual-Bay Cloning Hard Drive Docking Station for $39.99. Coupon code "H7HPEDU2" drops it to $31.99. With free shipping, that's tied with our June mention and $8 under the lowest price we could find for a similar Unitek dock elsewhere. It supports 2.5" and 3.5" hard drives and SSDs up to 8TB and features an aluminum body, data transfer rates up to 6Gb/s, offline cloning, LED indicators, and 30-minute auto-sleep function. Deal ends July 31.