Sig Sauer RM400SDI16BP M400 X-Series 5.56x45mm 30+1 16″ Black FNC Chrome Moly Steel Barrel, Black Anodized Aluminum Receiver, 15″ M-LOK Handguard, Synthetic Magpul SL-K Stock, Black Polymer Grip

Product Features

• Action: Semi-Auto
• Caliber: 5.56x45mm
• Barrel Length: 16″
• Capacity: 30+1
• Trigger: Flatblade Match
• Safety: Ambidextrous
• OAL: 33.50″- 36.75″
• Weight: 7 lbs
• Stock Description: Magpul SL-K
• Muzzle: Hybrid Compensator/Flash Hider
• Receiver Material: Aluminum
• Sights: Optic Ready
• Barrel Description: Chrome Moly Steel
• Twist: 1:7″
• Barrel Length Range: 16″ to 16.99″
• Weight Range: 7 lbs to 7.99 lbs
• Hand: Right Hand
• Stock Finish Group: Black