Sig Sauer M400 Tread 11.5" 5.56mm Pistol

Regular Price: $1,099.99
Our Price: $999.99
MPN: PM400-11B-TRD
UPC: 798681619542
In stock
as of 07/03/2022 12:12PM CST

Store Inventory
Available Online4
Fountain Valley, CAOut of stock
The Colony, TX4

Not for sale in California, Click here for details.

Inter-Store Transfer

If this item is out of stock at your local RifleGear but available at our other location, no problem. Just place your order and select In-Store Pickup as the shipping method. As long as the item is legal in your location, we will transfer the item for you. 

The new Sig Sauer TREAD offers quality features at no compromise! Build off the Sig M400, it is easily configurable with components you'd find on higher end rifles. The TREAD pistol is offered with a compact 11.5" nitride coated barrel and free floating handguard. A Shockwave Blade multi position brace ensures additional stability.

The TREAD's handguard features M-LOK slots on each quadrant. Uses a sight rail section for front sight attachment(sold separately).

Caliber 5.56 NATO
Capacity *30 Rounds
Barrel Length 11.5"
Barrel FNC Carbon Steel, Nitride Finish
Twist 1:7"
Operating System Direct Impingement
Overall Length 27"
Weight 6 lbs
Handguard Free Float, M-LOK
Brace Shockwave Blade, Adjustable
California Compliant No

Not for sale in California, Click here for details.

Important note about our photos
While we make every effort to ensure that our product photos are accurate, manufacturers occasionally change the design of components such as triggers, sights, or magazines without notice. Also, modifications to the firearm or component may be required in order to meet specific state compliance requirements. While we make every effort to accurately describe and illustrate the item you are going to receive, there may be visual differences on various components that do not affect functionality.

Federal law requires that you be 21 years of age or older to purchase a handgun, frame or receiver. To purchase a shotgun or rifle, you must be 18 years of age or older. 18 U.S.C. Section 922(b)(1).

As required by federal law, this item may only be shipped to a dealer with a valid Federal Firearms License. If you do not specify the name and shipping address of your dealer, your order will be delayed.
 Click here for more information on buying a gun online.  

California Residents
WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to


Customer Reviews

(5.00)stars out of 5
# of Ratings: 1
1. on 3/30/2020, said:
5 stars out of 5
The M400 strikes the right balance between price and functionality for an AR pistol in 5.56. Big punch in a small package. I would highly recommend this one at the 800 price.
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