Sig Sauer M400

Sig Sauer M400

Featuring a lightweight and rigid free-floating M-LOK handguard, the Sig Sauer M400 provides exceptional control and lets you mount accessories easily. It comes with an ambidextrous safety, plus it has a built-in QD mount to easily add a sling.

Sig Sauer M-LOK Sight Rail for M400 Tread

In Stock
  • Brand: Sig Sauer
  • Item Number: KIT-TRD-SIGHT-RAIL

Sig Sauer M400-DH3 5.56mm NATO AR-15 Rifle with DH3 Adjustable Stock

  • $2,179.99 $1,999.99
In Stock
  • Brand: Sig Sauer
  • Item Number: RM400-SDI-16B-DH3

Sig Sauer M400 SDI X-Series 5.56mm Semi-Automatic Rifle with M-LOK Handguard

  • $1,649.99 $1,499.99
In Stock
  • Brand: Sig Sauer
  • Item Number: RM400-SDI-16B-P

Sig Sauer M400 Tread V2 5.56mm AR-15 Rifle with Moss Green Finish

  • $1,199.99
In Stock
  • Brand: Sig Sauer
  • Item Number: RM400-16B-TRD-V2G

Sig Sauer M400 Enhanced 5.56mm OD Green Rifle with Magpul Outfits

  • Brand: Sig Sauer
  • Item Number: RM400-16B-EC-ODG

Sig Sauer M400 Enhanced 5.56mm FDE Carbine Rifle with Magpul Outfits

  • Brand: Sig Sauer
  • Item Number: RM400-16B-EC-FDE

Sig Sauer M400 Swat 5.56mm Tactical Rifle

Sig Sauer PM400 Swat 5.56 Centerfire Pistol with SB15 Stabilizing Brace

  • Brand: Sig Sauer
  • Item Number: PM400-11B-S-PSB

Sig Sauer M400 B5 Series Foilage 5.56mm Carbine Rifle

  • Brand: Sig Sauer
  • Item Number: RM400-16B-B5-FOL

Sig Sauer M400 B5 Series Gray 5.56mm Carbine Rifle

  • Brand: Sig Sauer
  • Item Number: RM400-16B-B5-GRY
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