A true AR platform tactical rifle with 16" Nitride treated barrel, 7075-T6 aircraft grade aluminum forged lower receiver and direct-impingement operating system with rotating locking bolt. Offered in a wide range of variations, with many options. Values shown are for standard (Classic) model.

Caliber: 5.56 NATO/.223 Rem. Capacity: one 30-round magazine, comparable with AR-15 types. Barrel: 16”, 1:8” RH twist, stainless steel. Upper/Lower Receivers: Forged aluminum, hardcoat anodized finish. Stock: Magpul SL-K six-position telescoping stock. Sights: None, optics-ready. Weight: 7 lbs. Trigger: Single-stage, polished hardcoat trigger. Overall Length: 30.8”. Features: Direct-impingement operating system, integral QD mount, ambi safety selector, charging handle, free-floating 15” M-LOK handguard, mid-length gas system. SEE POLITICAL PANIC PRICING.

Caliber: 5.56 NATO. AR-style rifle with Direct Impingement system, 20” chrome-lined barrel with muzzle brake; free-floating M-LOK handguard with lightening cuts, three-chamber compensator, Magpul SLK six-position adjustable stock, various configurations available. SEE POLITICAL PANIC PRICING.

Chambering: 5.56 NATO. MSR platform designed for predator hunting. Aluminum frame, Cerakote Elite Jungle finish, lightweight adjustable, 16”. 1:8” twist stainless threaded barrel with thread protector, lightened free-float M-LOK 15” Predator handguard, hardened polished trigger, ambidextrous controls. Ships with five-round magazines. Length: 35.5”. Height: 7.5”. Width: 2.5”. Weight (with magazine): 7.5 lbs. Compatible with a full line of Tread accessories. Introduced March 2021. SEE POLITICAL PANIC PRICING.

Caliber: 5.56 NATO. Capacity: 30-round magazine. Barrel: 11.5 in. Grips: Textured polymer. Sights: Optic-ready, Picatinny rail. Length: 27 in. overall. Weight: 6 lbs. unloaded. Finish: Black hard cast anodized. Features: Free-floating M-LOK handguard, Blade 2.0 brace, single-stage trigger.

Similar to M400 Tread, but with popular features: Matchlite Duo Trigger, 13” lightweight M-LOK handguard, Tread Romeo5 red-dot sight, vertical foregrip. SEE POLITICAL PANIC PRICING.

Introduced 2018. .223 Rem. Lightweight 2-Stage Matchlite Duo Trigger, 20" heavy-contour barrel with precision crown. Also, free-floating M-LOK 15" handguard, Kuiu Vias camo finish, fixed Magpul MOE stock, and MOE grip. One 10-round mag with 5-round limiter.

5.56 NATO. Titanium Cerakote receiver finish, free-floating M-LOK handguard, 6 position telescoping stock, Enhanced SIG Trigger, lightweight, 16" 1:7 nitride barrel, SIG Micro-light Gas Block. 36.5" OAL, 6.5 lbs.

Caliber: .223 Rem. or 5.56 NATO (.223 Wylde chamber). Specialized version released under world champion 3-Gun competitor and Team SIG Shooter Daniel Horner’s DH3 brand. The M400-DH3 Rifle is a SIG Direct Impingement (SDI) aluminum frame rifle with a Cerakote Elite Titanium finish. DH3 fully adjustable competition stock, two-stage adjustable Timney trigger, 16”. 1:8” twist fluted stainless barrel, three-chamber compensator, low-profile 3-Gun handguard with M-LOK mounts, ambidextrous controls including bolt catch/release. Ships with one 30-round magazine. Length: 34.5”. Height: 7.5”. Width: 2.5”. Weight (with magazine): 7 lbs. Introduced June 2022. SEE POLITICAL PANIC PRICING.