Paracord or Rope and Battery Holder

A light rope or cordage spool that also holds a battery/batteries.  The spool can support up to 100ft of 550 paracord, but other thicknesses and lengths of rope/cordage are also supported.

Designed to hold an 18650 battery in place, but also capable of holding 2 CR123 batteries or other sizes of batteries of similar or smaller dimensions.

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Credit to wl_kicker.