This cupholder will fit into any horizontally mounted L-Track and holds Nalgene bottles, coffee cups, or other large containers! Easy to mount and remove in order to move to different spots on the L-Track. The inner diameter of the holder is 3.75" and can accommodate any container up to this size.
To mount on the L-Track, center the cup holder with a hole in the L-Track while holding the cup holder horizontally and then while pushing into the L-Track lightly rotate the cupholder downwards to lock into place.
