The VariArc® is the tactical helmet light mount built for operators who demand reliability under any conditions. Conceived by Josh Jackson (SWAT-LEO) at LMS Defense with direct input from SWAT commanders and special operations soldiers, the VariArc locks firmly into the forward index position for critical tasks — then rotates through 8 additional positions with a firm twist for umbrella lighting, admin tasks, and IR signaling on demand. Available for Ops-Core® (Dovetail), Team Wendy®, and M-LOK® side mounts. The Picatinny rail ensures compatibility with virtually any visible or IR light on the market. Features Positive forward indexing — locks where you need it most 360° rotation with 8 lower-force index positions Upright position for umbrella lighting, canopy illumination & IR strobe signaling Downward angles for admin & task lighting Picatinny Accessory Rail (3 slots, 4 ridges) — compatible with most tactical lights Retention holes on both ends for dummy-cording critical gear Durable reinforced polymer with steel hardware M-LOK version includes genuine Magpul M-LOK nuts Designed and manufactured in the USA Light Compatibility Compatible with any standard 1913 Picatinny rail light: SureFire Scout / X300 / XH35 / Vampire, Streamlight TLR-1 / TLR-VIR / TLR-7/8, INFORCE APL / APLc, Cloud Defensive REIN, Arisaka Side Scout Mount. Specifications Material Reinforced polymer, steel hardware Mount Ops-Core Dovetail / Team Wendy / M-LOK Rail Picatinny 1913 — 3 slots, 4 ridges Colors Black, Flat Dark Earth Origin Made in the USA Warranty Lifetime warranty by Thrym