Description Brew City Base and Track Mount 000-1006: (Track Insert only) The 3” x 5.5” Track Plate only. The insert slides into any 3” track, (inside dimension) for example, Cisco, Bert’s, Cannon or Traxstech. 1005: (Base only) The Base can be mounted directly to the watercraft, to a Scotty/Ram Holder mount, Riser, Pontoon mount or to a plate for integrated sport tracks. 1006: (Base and Track Insert) This is a Brew City Base mounted on a 3”x 5.5” plate that slides into any 3” track system, (inside dimension) for example, Cisco, Bert’s, Cannon or Traxstech tracks.