This piggyback Kydex carrier is hand-made. It holds the tops emergency 3 rod fire starter and has 2 mounting holes. The top hole is pre-made and the second hole is left for you to make. This way it will fit your own sheath. The piggyback comes with 2 mounting screws, and fits most manufacturer's Kydex sheaths. The piggyback setup holds close to the body of the sheath. The firestarter can be pulled out for use fairly easily. This is an unique innovation for guys who like piggybacking their gear. ...And most of all...if youre in an emergency situation....you'll be glad you have it available.