Not using the threaded hole for your bike mirror? RAM has the perfect 1" gadget mount. The RAM-B-349-1U threaded ball base fits many motorcycles including BMW R1200GS, F650GS twins and F800GS threaded mirror holes.
Place a RAM rubber ball on your motorcycle to quickly and easily mount a GPS, Cell Phone, MP3, Cup Holder or most any small electronic device. Ideal for use with Doubletake Mirrors.Learn More$12.14