Sig Sauer M400 TREAD Coil Semi-automatic 223 Remington 556NATO 16" Stainless Barrel Magpul SL-K Stock M-LOK Handguard - SGRM400-16B-TRD-COIL

The TREAD COIL sets a new standard in performance and value in the AR category. With installed accessories including ROMEO5 Red Dot Sight, Flat Blade Enhanced Trigger, and 13” lightweight handguard, the COIL is the perfect rifle package for the avid user or first-time buyer. Other features of the TREAD COIL include the precision 16” stainless barrel, ambidextrous controls, and 6-position Magpul SL Stock.

Features:

• M-LOK handguard with lightening cuts to reduce weight, available in 13” and 15” lengths;
• 3 chamber compensator;
• Ambidextrous charging handle made of aircraft grade aluminum and a dual roll pin design;
• ROMEO5 optic featuring a 2MOA dot with ten illumination settings, MOTAC, and 50k battery life;
• Flip-up front and rear iron sights that are easy to install, adjustable, and deploy quickly;
• M-LOK front sight adapter with co-witness height made of lightweight aluminum;
• Multiple configurations of M-LOK grip kits made of high strength polymer;
• Factory upgraded flat blade enhanced trigger.

Specifications:

• Mag Type AR-15
• Barrel Length 16 in (406 mm)
• Height 7.5 in [191 mm]
• Overall Length 30.8 in [782 mm]
• Overall Width 2.5 in [64 mm]
• Weight 7 lbs [3.2 kg]
• Operating System Direct Impingement
• Gun Platform AR-Style
• Caliber 5.56x45mm NATO
• Model M400
• Series Tread Coil
• Stock Finish Black
• Action Semi-Auto
• Barrel Length Range 16″ to 16.99″
• Sights None, Optic Ready
• Scope Romeo5 Red Dot
• Capacity 30+1
• Muzzle 3 Prong Flash Hider
• Grips Black Polymer
• Hand Ambidextrous
• Handguards 13″ M-LOK Free-Float
• Max Capacity 30
• Receiver Finish Black Hard Coat Anodized
• Receiver Material Aluminum
• Stock Description Magpul SL-K Telescoping
• Stock Finish Group Black
• Stock Material Synthetic
• Trigger Timney Single-Stage
• Twist 1:8″