This T-Notch adapter from Bracketron will allow you to mount many XM Satellite Radios with a vertical notch mounting system to a wide variety of vehicle specific mounts, suction cup mounts, vent mounts, or anything else that has the universal AMPS mounting pattern.
Includes:
Note:This plate is generally too big if you are using it with an XM Powerconnect Dock. For that use the following plate: TS-01 T Amps Plate