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.

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These items are controlled by the U.S. Government and authorized for export only to the country of ultimate destination for use by the ultimate consignee or end-user(s) herein identified. They may not be resold, transferred, or otherwise disposed of, to any other country or to any person other than the authorized ultimate consignee or end-user(s), either in their original form or after being incorporated into other items, without first obtaining approval from the U.S. government or as otherwise authorized by U.S. law and regulations.

Magazines will be removed from firearms when shipping to states with magazine capacity restrictions.

WARNING: Handling firearms or firearms parts can expose you to lead and other petroleum products known to the State of California to cause cancer, birth defects, or other reproductive harm. Wash hands thoroughly after handling. For more information go to www.p65warnings.ca.gov (CA Health and Safety Code Section 25249.6).