Holds 4 bikes (road or mountain), sells for $100 on Amazon and has great reviews:
http://www.amazon.com/gp/product/B000PGXLDC/ref=noref?ie=UTF8&psc=1&s=hi
Can be easily disassembled for transport in a car. I don't have 4 bikes anymore, and will sell to the highest offer. Post will be deleted when it's no longer available.
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