Switchback S Backup (small) - THYRM®Description The SwitchBack S Backup Flashlight Ring enhances your compact flashlight, optimizing ergonomics for searching and shooting. Securely mounts between the tailcap and body of the flashlight. Rigid retention ring helps reliably deploy and index flashlight from both pockets and pouches. Shoot using a natural two handed grip (the SwitchBack Technique). Employ all traditional low light techniques such as Neck Index, Modified FBI, and Harries.