The Lead & Steel barrels are machined from GM 4150 CMV blanks and undergo a stress relieving process to ensure durability and performance. These barrels are target crowned for improved accuracy and they feature a gas nitride finish, which enhances wear resistance, corrosion resistance and overall barrel longevity.

3/4 inches journal
SPR profile for a balanced combination of accuracy, stability and weight management
Rifle-length gas system for smoother cycling and reduced recoil in longer barreled rifles
1:8 inches twist rate
5.56x45mm chamber for compatibility with both 5.56x45mm and .223 Remington cartridges, offering reliable performance and versatility
Dimpled for securing gas block set screws
Sub-MOA accuracy guaranteed with MK262 ammunition
39 oz weighs

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It is the customer’s responsibility for understanding state laws regarding all purchases made. For a comprehensive list of all Shipping Restrictions, please refer to our Shipping Restrictions By State Page found Here.

All NFA Rules Apply

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.

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).