COLT EXPANSE M4 CE1000 .223 REM/5.56 NATO RIFLE.

• Manufacturer: Colt
• Model: Expanse M4 Carbine
• Caliber: 5.56×45 NATO
• Barrel Length: 16.1″
• Bore: 6 Grooves 1-7″ RH Twist Non-Chrome Lined
• Front Sight: Adjustable Post for Elevation
• Rear Sight: None
• Length: 32-35.5″
• Weight: 6.44 lbs.
• Action: Direct Gas System Locking Bolt
• Finish: Matte Black