Sig Sauer M400 Tread 5.56 NATO / .223 Rem 16″ Barrel 30-Rounds Scope Package

M400 Tread Features

The Sig M400 Tread and Riflescope package includes a factory mounted 3.5-10X42mm Sierra3 BDX riflescope with 8 on board Smart BDCS. The Tread features a free floating M-LOK handguard, mid-length gas system, ambidextrous controls, Sig enhanced trigger, 6-position SL-K stock and a black polymer grip. The Sierra3 BDX is mounted with Alpha rings.

M400 Tread Specifications

• Caliber: 223 Rem
• Model: M400
• Series: Tread/Scope Package
• Stock Finish: Black
• Action: Semi-Auto
• Barrel Length Range: 16″ to 16.99″
• Sights: None, Optic Ready
• Scope: Sierra3 3.5-10x42mm
• Capacity: 30+1
• Muzzle: Threaded
• Grips: Black Polymer
• Hand: Ambidextrous
• Handguards: M-LOK Free Float
• Includes: Magazine
• OAL: 31″
• Receiver Finish: Black Hard Coat Anodized
• Receiver Material: 7075 T6 Aluminum
• Safety: Ambidextrous
• Stock Description: 6 Position Magpul SL-K
• Stock Finish Group: Black
• Stock Material: Synthetic
• Thread Pattern: 1 / 2″-28 tpi
• Trigger: SIG Enhanced
• Twist: 1:8″
• Weight: 7 lbs
• Barrel Description: Stainless Steel Free-Floating
• Barrel Finish: Brushed Stainless
• Barrel Length: 16″