Here is a traxxas tq3 controller that i modified to use on one of my crawlers. it has a toggle switch on top to control the 3rd channel. works great. i guarantee it to work when you get it. will come with rx and crystals (ch 4).

$40 Shipped OBO

http://img230.imageshack.us/img230/9235/tq3xl1.jpg (http://imageshack.us)

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