The Ram ProMaster pedestal system kit is constructed of heavy-duty steel for long-lasting use. It attaches between the passenger seat pedestal and seat rails to secure your entire mounting system. Must order as is. There are no substitutions. Kit Components: -Vehicle Base (Item No. 7160-0527) Vehicle Base attaches to the passenger side seat studs. Designed using heavy gauge steel for long-term durability. -Lower Tube (Item No. DS-LOWER-7) The Lower Tube provides vertical clearance over the center console or the seat. -Upper Pole (Item No. 7160-0178) Center Upper Pole allows for closer mounting to the dash and less stress on the vehicle mounting equipment as weight is centered on the pole. Wrench is needed for loosening, tightening or height adjustment. -6-Inch Locking Slide Arm (Item No. 7160-0500) Locking Slide Arm can rotate around 360° with locking points every 15°. Slide Arm can slide up to 5.5 from center pole. Motion Attachment has tilt capabilities up to 90° forward/26° backward and can be swiveled up to 360°. Motion Attachment works with VESA 75mm, Gamber-Johnson 2x4, NEC or AMPS hole patterns. -Support Brace (Item No. 7160-0231) Support Brace provides additional mount system support in rugged driving conditions and reduces mounting system vibration.