ASK AN EXPERTDescription
- M-LOK handguard with lightening cuts to reduce weight
- 3 chamber compensator
- Ambidextrous charging handle made of aircraft grade aluminum and a dual roll pin design
- 16in. Stainless Steel barrel
- Single-stage trigger is polished and hard coat anodized for durable longevity
- Firing Controls
- Magpul SL-K 6-position telescoping stock
- SIERRA3 BDX Scope included
- Integrated BDX Ballistic Data Xchange
- Mid-Length Gas System
The Sig Sauer M400 Tread Rifle/Scope Package is an optics ready, aluminum frame rifle. Tread features a 16" stainless steel barrel with a free-floating M-LOK handguard, a single-stage polished/hard-coat trigger, ambidextrous controls, a Magpul SL-K 6 position telescoping stock, a mid-length gas system, and is available in 5.56 NATO.
This rifle includes the SIERRA3 BDX rifle scope installed. The scope tube is 30mm with a 42mm objective lens diameter. Magnification levels of this powerful scope are 3.5-10x.
Warranty Information
| Action | Semi-Auto |
| Caliber | 5.56 NATO |
| Barrel Length, in | 16" |
| Mags Included | (1) 30rd Polymer Mag |
| Mag Type | AR-15 |
| Stock | 6-Position SL-K |
| Barrel Material | Stainless Steel |
| Barrel Thread Pitch | 1/2"x28 TPI |
| Trigger Type | Single Stage Polished/Hard-Coat |
| Twist Rate | 1:8 |
| Forend | Alloy |
| Grip | Polymer |
| Receiver Finish | Hard Coat Anodized |
| Optics Included | SIERRA3 BDX Scope |
| Accessory Rail | M-LOK |
| Operating System | Direct Impingement |
| Overall Length, in | 30.8" |
| Overall Width, in | 2.5" |
| Height, in | 7.5" |
| Weight, lbs | 7 |
