SIG M400 TREAD + ROMEO5 Gen II & JULIET3 Micro – All the Features, None of the Compromises
The SIG M400 TREAD delivers performance-driven reliability with no corners cut. A 16" stainless steel barrel, free-floating M-LOK® handguard, ambidextrous controls, and a crisp Matchlite 2-stage trigger give this rifle the accuracy, control, and versatility every shooter wants—right out of the box.
Pair it with the ROMEO5 Gen II red dot and JULIET3 Micro magnifier for rapid target acquisition and mid-range clarity. With 40,000 hours of battery life, ambidextrous controls, motion-activated power-up, and a 3x flip-to-side magnifier, this optic setup is built for speed, precision, and adaptability.
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M400 TREAD: 5.56 NATO, stainless barrel, Matchlite trigger, ambi safety
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ROMEO5 Gen II: 2 MOA red dot, 12 brightness settings, IPX7 rated
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JULIET3 Micro: compact 3x magnifier, flip-to-side mount, fog/waterproof
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Complete your build with a rugged optic pairing that keeps up
Modern features. Mission-ready optics.