Could you attach a magnet to your guide wires and use another magnet to guide them through the bend?
Basically a make-shift version of the Park Tool IR1
http://www.parktool.com/product/internal-cable-routing-kit-ir-1
@BTR88 started
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Could you attach a magnet to your guide wires and use another magnet to guide them through the bend?
Basically a make-shift version of the Park Tool IR1
http://www.parktool.com/product/internal-cable-routing-kit-ir-1