Here's something new . The old mechanical sideboom can be converted to hydraulic . With a single control joystick.:usa http://www.worldwidemachinery.com/Superior/SuperiorProductOverview.aspx?PID=10000 http://www.freepatentsonline.com/5992655.html?query=Caterpillar+sideboom+replacement&stemming=on Scrool down the freepatent text to read in great detail.
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