Colt M4 CQC 5.56mm Semi-Auto Rifle | 10.3″ Barrel

LE6930%20Receivers%20are%20marked%20%22M4%20Carbine%22%0ADescription%3A%0ABuilt%20for%20the%20demanding%20use%20of%20those%20who%20protect%20our%20communities%20every%20day%2C%20the%20Colt%20Close%20Quarter%20Combat%20Rifle%20(CQCR)%20is%20the%20next%20evolution%20in%20the%20world’s%20most%20dependable%2C%20thoroughly%20field-tested%20patrol%20rifle.%20Featuring%20a%20classic%20quad-picatinny%20handguard%20for%20mounting%20a%20wide%20variety%20of%20pro-grade%20optics%2C%20lighting%2C%20and%20ergonomics-enhancing%20accessories%2C%20as%20well%20as%20the%20highly%20durable%20Magpul%20MBUS%20Series%20rear%20back%20up%20sight%20and%20B5%20Bravo%20buttstock.%20The%20Colt%20CQC%20reestablishes%20the%20Colt%20AR-15%20as%20the%20finest%20tool%20for%20local%2C%20regional%2C%20and%20national%20law%20enforcement%20agencies.%0ASpecifications%3A%0A%0ACaliber%3A%205.56%20NATO%20(.223%20Caliber)%0ALength%3A%2026%20(retracted)%20%2F%2029.5%20inches%20(extended)%0AWeight%3A%206.2%20pounds%20(weapon%20only)%0ABarrel%3A%2010.3%20inches%2C%20free%20float%20barrel%0ARifling%3A%201%20in%207%20inches%2C%20right-hand%20twist%2C%206%20grooves%0ASights%3A%20Rear%20Folding%20low%20profile%20adjustable%20sights%2C%20Fixed%20Front%20Sight%0ARail%20system%3A%202-Piece%20Picatinny%20Rail%0AButtstock%3A%206-position%20adjustable%0AOperation%3A%20Air-cooled%2C%20gas-operated%2C%20firing%20from%20a%20closed%20bolt%0ASafety%3A%20Ambidextrous%0AMagazine%2030-round%0A%0ARequires%20FFL%2FSOT%20and%20NFA%20Tax%20Stamp.