The Wonder Rifle is our answer to a lightweight carbine with just the right amount of upgrades. The Wonder provides a beautiful balance between utility and luxury. It features our ambidextrous rear sling mount Renegade Rail with patented heat sink barrel nut DI bolt carrier group with Roller Cam Pin single stage straight match grade trigger our new Strike Eagle Ambi Charging Handle and our new Micro B single port muzzle brake. - CALIBER: 5.56 x 45mm NATO (.223 REM) - CHAMBER: E2 Dual Extraction Technology - ACTION: Semi-auto direct impingement - UPPER: MIL-SPEC upper receiver - WEIGHT: 6.18lb / 2.8kg (16 bbl empty) - BARREL: 16.5 / 41.91cm Match grade Nitride heat-treated Puritan Barrel - RIFLING: 1:8 1/2x28 barrel threads - LENGTH: 32 / 81.28cm (16 bbl collapsed) - FINISH: Winter White Titanium Cerakote - GAS BLOCK: Carbine length low profile gas block - HANDGUARD: 14.5 M-LOK Renegade free-floating rail with four integrated QD sling mounts - MUZZLE DEVICE: Single port Micro-B muzzle brake - TRIGGER: 3.5lb POF USA FLAT trigger with KNS anti-walk pins - FURNITURE: Mission First Tactical Stock Original Ergo SureGrip - ACCURACY: MOA with proper ammo and shooter ability - MAINTENANCE: Standard receiver/carrier group field strip procedures - INCLUDES: 6-position anti-tilt buffer tube Mission First Tactical 30-round magazine POF USA Ambidextrous QD endplate POF USA Strike Eagle Charging Handle Teflon receiver tension screws