The MARS-H integrates the innovative design of the MARS-L into the MWS platform. The LMT modular ambidextrous Rifle System (MARS ) lower receiver features ambidextrous controls, including the selector, magazine release and bolt catch and release. The ambidextrous magazine and bolt catch mechanisms are precision-machined directly into the receiver optimized for ergonomic functionality. This "stripped" version includes only the ambidextrous components. LMT MWS lower receivers are exclusively guaranteed to be compatible with LMT upper receivers, compatibility with other brands is not assured and may result in improper fit or function.

Fabricated from 7075-T6 aluminum alloy
Anodized finish with a hardcoat in black
Pre-installed ambidextrous magazine release, bolt release and safety selector
Selector markings with color fill
Suitable for constructing systems utilizing 7.62x51mm or 6.5 Creedmoor cartridges
Compatible with AR-15 trigger mechanisms and stock assemblies
This product is exclusively compatible with LMT upper receivers

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If you live in California, please read this notice before ordering.

Shipping Restrictions

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.

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

Must be 21 or older to purchase.

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).