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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.

M-LOK SIGHT RAIL FOR M400 TREAD

Sig Sauer M-LOK Sight Rail for M400 Tread

  • $29.00 $22.99
In Stock
  • Brand: Sig Sauer
  • Item Number: KIT-TRD-SIGHT-RAIL
M400 DH3 223 WYLDE DH3 COMPETITION STOCK

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
M400 V2 MOSS GREEN 5.56 16 IN BBL 30 RD MAG

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
SIGM400 SDI 5.56NATO 16` BARREL XSERIES BLACK TELE STOCK 30RND MAG

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
M400 TREAD 13-INCH M-LOK HANDGUARD

Sig Sauer M400 Tread 13-Inch M-LOK Handguard

  • $149.99
In Stock
  • Brand: Sig Sauer
  • Item Number: HGRD-TRD-E13-MLOK-BLK
M400 TREAD V2 BLACK 5.56 16 IN BBL 30 MAG

Sig Sauer M400 Tread V2 5.56mm AR-15 Rifle with 2-Stage Match Trigger and M-LOK Handguard

  • $1,099.99 $999.99
In Stock
  • Brand: Sig Sauer
  • Item Number: RM400-16B-TRD-V2
M400 CLASSIC 5.56 TACTICAL RIFLE

Sig Sauer M400 Classic 5.56mm Rifle

  • $1,249.99
M400 CLASSIC 5.56 CARRY HANDLE (LE)

Sig Sauer M400 Classic 5.56mm Rifle with Carry Handle (LE)

  • $1,200.00 $919.00
M400 SWAT 5.56 QUAD RAIL (LE) FLIP REAR

Sig Sauer M400 Swat 5.56mm Rifle with Quad Rail (LE)

  • $1,294.00 $983.00
SIGM400 5.56 ENHANCED ODG CARBINE (LE)

Sig Sauer SIGM400 Enhanced 5.56mm OD Green Carbine Rifle (LE)

  • $1,234.00 $1,039.00
  • Brand: Sig Sauer
  • Item Number: WRM400-16B-EC-ODG
M400 5.56 ENHANCED FDE CARBINE (LE)

Sig Sauer SIGM400 Enhanced 5.56mm FDE Carbine Rifle (LE)

  • $1,260.00 $980.00
  • Brand: Sig Sauer
  • Item Number: WRM400-16B-EC-FDE
M400 ENHANCED 5.56MM WITH MAGPUL

Sig Sauer M400 Enhanced 5.56mm Rifle with Magpul Outfits

  • $1,234.00 $1,029.99
M400 ENHANCED OD GREEN 5.56MM W/ MAGPUL

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

  • $1,485.00 $1,299.99
  • Brand: Sig Sauer
  • Item Number: RM400-16B-EC-ODG
M400 5.56 ENHANCED FDE CARBINE W/ MAGPUL

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

  • $1,260.00 $1,099.99
  • Brand: Sig Sauer
  • Item Number: RM400-16B-EC-FDE
M400 SRP 5.56MM TACTICAL RIFLE

Sig Sauer M400 SRP 5.56mm Flat-Top Optic-Ready Rifle

  • $1,099.99
  • Brand: Sig Sauer
  • Item Number: RM400-16B-C-SRP
M400 SRP TACTICAL SERIES 5.56 (LE)

Sig Sauer M400 SRP Tactical Series 5.56mm Rifle (LE)

  • $1,054.00 $819.00
  • Brand: Sig Sauer
  • Item Number: WRM400-16B-C-SRP
M400 SWAT 5.56MM TACTICAL RIFLE

Sig Sauer M400 Swat 5.56mm Tactical Rifle

  • $1,319.00 $1,099.99
PM400 5.56 PISTOL W/STABILIZING BRACE

Sig Sauer PM400 Swat 5.56 Centerfire Pistol with SB15 Stabilizing Brace

  • $1,469.99 $1,249.99
  • Brand: Sig Sauer
  • Item Number: PM400-11B-S-PSB
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