Sig Sauer M400 Tread Semi-Automatic Centerfire Rifle



The Sig Sauer M400 Tread is an optics ready, aluminum frame rifle. The Tread features a 16” stainless steel barrel with a free-floating M-LOK handguard, a single-stage polished/hard-coat trigger, ambidextrous controls, a Magpul SL-K 6 position telescoping stock, a mid-length gas system, and is available in 5.56 NATO.



  • M-LOK handguard with lightening cuts to reduce weight
  • Ambidextrous controls
  • Free floating handguard

Made In United States of America

WARNING: Cancer and Reproductive Harm –

Sig Sauer M400 Tread Product Information

Cartridge 5.56x45mm NATO
Capacity 30 1 Round
Weight 7 Pound
Overall Length 30.8 Inches
Barrel Length 16 Inches
Twist 1:8
Threads 1/2″-28
Hand Right
Youth No
Action Type Semi-Automatic
Stock Type Collapsible
Stock Material Synthetic
Stock Color Black
Trigger Type Single Stage
Safety Selector
Threaded Muzzle Yes
Barrel Finish Stainless
Frame Material Aluminum
Muzzle Device Three-Prong
Scope Included No
Frame Finish Black
Magazine Style Detachable
Fluting No
Country of Origin United States of America
Included Mounts Yes

Delivery Information

Must Ship to FFL Dealer Yes
Shipping Weight 9.300 Pounds


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