Abstract: A holder structure is arranged for mounting to a motorcycle frame above a rear wheel of the motorcycle, with a bracket structure including a plurality of spring-biased C-shaped clamps, each including clamp recesses that are coaxially aligned to mount a flashlight. In a modification of the invention, a second mounting plate arranged in a parallel coextensive relationship relative to the mounting plate is secured thereto to mount within a third and fourth clamp, a magazine tube is receive counter-weight battery members. The organization may further be provided with an illumination indicator member to indicate absence of the flashlight member mounted within the first and second resilient clamps.