If you use a handheld x-ray unit such as Maxray, Nomad or others, you know the safety back scatter shield gets in the way of traditional rods and rings. ClikStik, is the total 100% solution The infinitely variable rod, the ONLY variable rod in the industry, allows a user to place the cone against the ring. No rods to interfere with the back scatter shield. Unlike other manufacturers who provide expensive cut down metal rods, ClikStik not only works perfectly with your hand held x-ray unit, but also works with ANY wall mount unit. The TOTAL solution.