Colt LE6920 roll marked upper receiver with 14.5 P/W SOCOM Barrel - All components marked "C" or "13629" - Colt BCG and front sling mount - Knights Armament RAS - Matech Backup Sight, cage code "0GU83" - Knights Armament rail panel kit Can send photos of any components as requested. Less than 500 rounds through the barrel. Trades for other AR's, Remington 700 Thank you