Angstadt Arms UDP-556 5.56mm/.223 REM 16 30+1 Black M-LOK B5 SopMod Stock Rifle

The UDP-556 has all the features that you are looking for in the AR-15 platform. Chambered in 5.56 NATO, it features a 16" chrome moly barrel with a 1:7 twist and is threaded to 1/2x24 giving you the ability to choose from a number of aftermarket muzzle devices. In addition, the UDP-556 comes standard with a B5 Systems SopMod Stock as well as a B5 Type-23 grip. This rifle is comfortable to handle whether you're a casual shooter or a serious competitor. All models also feature a free floated barrel with a 16" ultra light M-LOK handguard.Enhanced Flared Magwell for faster reloadsThreaded bolt catch screwUpper Tension ScrewB5 Systems Type-23 GripMade in the USA16" 1:7 Twist / 4150 Chrome Moly / 1/2"x28 TreadedOne 30 round magazine