Rockers and Shakers
The PerfectRocker offers standard back-and-forth rocking motion preferred by many labs. Available with a 2nd Story.
GenHunter offers Orbital Shakers & Rockers for all mixing applications including Western blotting.
To save even more money on Westerns, use The PerfectRocker, The Belly Dancer, or The Belly Button Orbital Shakers.