- See the "heavy duty mount configurator" under the resources tab above for more information on how to order your solution - Heavy duty telescoping pole with precision machined solid billet aluminum clamp collar - Manufactured from heavy gauge steel poles & close tolerance PVC bushings on all bearing surfaces - Pole height closed 16", fully extended 29.5" - Internal PVC guide ring to provide additional support and smooth pole height adjustment as well as to retain the inner pole for security purposes and gas shock use - Ideal for large truck applications - Configurable for many universal laptop, keyboard and docking station mounts - Recommended to be used with C-HDM-114 vehicle specific base for added stability (sold separately) - Not recommended to be used with standard vehicle bases - C-HDM-401 support arm is always recommended - Standard adjustable stop collar limits the computer from telescoping below desired height - Optional top offset platform C-HDM-300 Series to add computer where you want it (sold separately)