Sig Sauer M400 Tread V2 Rifle 5.56 10rd Magazine 16 Barrel Black CA Compliant
$947.75
The Sig Sauer M400 Tread V2 is a California compliant AR-15 rifle with a 16″ barrel and 10-round magazine, ideal for home defense and target shooting.
Out of stock
The California Compliant M400-TREAD-V2 extends SIG SAUER’s popular M400 series of rifles to the golden state. Modified to include state compliant features the M400-TREAD offers California citizens an update over the original compliant model with an improved forend and trigger.
Chambered in 5.56 NATO the M400-TREAD-V2-CA comes equipped with a 16” stainless steel barrel with versatile 1:8 twist rate. Additional standard features include a mid-length direct impingement gas system for smooth operation and reduced recoil along with an updated trigger – the SIG 2-stage Matchlite DUO – for improved accuracy. The M400-TREAD is also furnished with a free-floating M-LOK enhanced handguard for improved firearm control and for easily mounting accessories. Othe CA-compliant elements include a Magpul MOE fixed carbine stock CA Compliant grip 10-round magazine and a 3-port muzzle brake
The rifle’s lower receiver is designed with an ambidextrous safety and magazine release for right or left-handed shooters and includes an integrated QD mount to easily accommodate the sling style of your choice.
Designed to comply with state requirements the M400-TREAD-V2 CA allows California residents the ability to enjoy a top-of-the-line rifle without sacrificing performance.
- Tread Enhanced M-LOK Handguard
- SIG 2-Stage Matchlite DUO Trigger
- 16” Stainless Steel Barrel with 3-Port Muzzle Brake
- Mid-Length Direct Impingement Gas System
- Magpul MOE Fixed Carbine Stock
- CA Compliant Grip
- Ambidextrous Safety and Mag Release
- 10rd Magazine
| Weight | 7.800 lbs |
|---|---|
| Dimensions | 46.500 × 11.500 × 4.000 in |
| Manufacturer | Sig Sauer |
| Barrel Length | 16.0 |
| Capacity | 10 |
| Action | Semi-automatic |
| Finish | Black |
| Frame Material | Aluminum |
| Caliber | 5.56 NATO |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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