Newegg has the Thermaltake BlacX Duet ABS Plastic 2.5" & 3.5" Black USB2.0 & eSATA Dual Hard Drives Docking Station (ST0014U) for $44 - $6 off with coupon code THERDEC6
[Exp 12/15] - $15 rebate
[Exp 12/15] = $23
with free shipping. Features USB 2.0 and eSATA ports and reads and writes to up to two hard drives simultaneously.