SIG Sauer M400 Tread 5.56 AR-15 Rifle - 16"
Manufactured by Sig Sauer
The SIG Sauer M400 Tread 5.56 AR-15 Rifle is ready for the range straight out of the box with a 30 round Magpul PMAG and an M4 flat top upper receiver for your favorite optic. It features a 16” stainless steel barrel with a 1:8 twist rate and an adjustable gas block. The carbon steel barrel features a black Nitride finish and a three prong flash hider with a lightweight M-LOK free float handguard. The lower receiver features ambidextrous controls, an ergonomic pistol grip, and a single stage Mil-Spec trigger. Attached to the carbine length buffer tube is a Magpul MOE SL-K carbine stock. The SIG M400 Tread is a lightweight modern sporting rifle that is a great addition to any collection.
- 16” barrel chambered in 5.56
- Stainless steel barrel
- Adjustable gas block
- Lower receiver with integral ambidextrous controls
- Ambidextrous QD end plate
- Magpul MOE SL-K stock
- Includes Magpul 30 round PMAG
Barrel CoatingStainless Steel
Barrel LiningStainless Steel
Barrel MaterialStainless Steel
Gas System LengthMid-Length
Gas System TypeDirect Impingement
Handguard15 in M-LOK Rail
Muzzle Device3-Prong Flash Hider
Thread Pattern1/2 X 28
California Prop 65 warning
WARNING: This product can expose you to chemicals, which are known to the State of California to cause Cancer and Reproductive Harm. For more information go to www.P65Warnings.ca.gov.