Newegg offers the Mediasonic USB 3.0 to Serial ATA Dual Docking Station, model no. HUR2-SU3, for $34.99. Coupon code "EMCRBBE52" drops it to $29.99. Redeem this $15 mail-in rebate for a final price of $14.99. With free shipping, that's the lowest total price we could find by $15 and the best deal we've seen. It supports up to 8TB per drive. Deal ends January 19.