The Part Number deciphered means:
2.6 inch
L1 with LNA
192 inch coax cable coming from antenna ending in a TNC connector
Gloss White
Tested with a Novatel GPS receiver to see the expected number of satellites for the placement of the antenna.
see datasheet: http://www.chronos.co.uk/files/pdfs/gsi/AntcomGPSAntennas.pdf