Tram 7721 Satellite Radio Magnet-Mount Antenna with RG174 Coaxial Cable and SMB-Female ConnectorTram 7721 Satellite Radio Magnet Mount Antenna with RG174 Coaxial Cable and SMB Female Connector High performance on XM(R) service; Compatible for use with XM(R) & Sirius(R) services; Extended range; Heavy duty magnet; Double sided adhesive pad for permanent mounting; 21 ft. super heavy duty RG174 coaxial cable with right angle SMB female connector; Dimensions: 1 5 16 in. x 1 1 2 in.;