The CMG Spring Action Carbine serves as a durable replacement piece, designed to withstand the rigors of repeated use while maintaining optimal performance
This component is specifically compatible with Mk3 carbine rifles, ensuring a seamless fit and reliable functionality tailored to this platform

Features

The CMMG .308 Win Carbine Spring is designed for use with the CMMG .308 Win Carbine Buffer, making it an ideal solution for those building or upgrading their AR-15 platforms. This spring ensures smooth cycling and reliable performance when paired with a .308 carbine buffer in standard AR-15 buffer tubes, delivering consistent functionality in your rifle setup.

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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).