Upgrade your rifle and make if even more adaptable to any situation with the Troy Industries VTAC Light Mount. The Viking Tactics Light Mount has been designed to give the shooter a lightweight, versatile option to mount a light on any Picatinny or Weaver rail system. The improved Viking Tactics Light Mount allows mounting with a .80 or 1 diameter and fits the VTAC-L4, SurefireTM G2 Nitrolon Executive Series and many others. The Viking Tactics Light Mount is made of a Modified Acrylic PVC Alloy Thermoplastic with high impact and abrasion resistant qualities. Impervious to most chemicals, solvents and oils, these highly advanced thermoplastics will not shrink and are proved to withstand the harshest environments.