Buy from Amazon : http://www.amazon.com/gp/product/B00BHZT710?tag=wayofcats-20
TRAM 7732 Satellite Radio Low-Profile Mirror Mount Antenna (WSP7732)
Compatible for use with XM Sirius services
Extended range
2 tall
Professional land mobile quality NMO mounting
Fully-shielded NMO mount minimizes signal radiation loss leakage
