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1791 LiteRaider™ LRM4 Upper Receivers

$299.99

The 1791 Industries LiteRaider™ LRM4 Upper Receiver is the lightest metal upper available at just 4.8 oz. Made from a Metal Matrix Composite that’s 35% lighter than 7075-T6 aluminum yet just as tough, and built to Milspec standards. Rigorously tested for reliability and proudly made in the USA, it’s the ultimate ultra-light AR-15 upgrade.

Introducing the 1791 Industries LiteRaider™ LRM4 Upper Receiver, the lightest metal upper receiver on the market. Crafted from a revolutionary Metal Matrix Composite that is 35% lighter than traditional 7075-T6 aluminum yet equally tough, the LiteRaider™ LRM4 weighs an astonishing 4.8 oz, stripped. Designed to Milspec standards, it features a forward assist port, dust cover bracket, and shell deflector, ensuring full duty functionality. Rigorously destructive tested, drop tested and environmental tested for uncompromising reliability. Proudly made in the USA, the LiteRaider™ LRM4 Series redefines durability and innovation for the AR-15 platform; and is the ultimate upgrade for a high-performance, ultra-light Duty Rifles.

Features

  • Ultra-Lightweight Construction: Weighs just 4.8 oz, making it the lightest metal upper receiver on the market.
  • Advanced Material: 35% lighter than traditional 7075-T6 aluminum yet equally tough.
  • Milspec Features: Includes a forward assist port, dust cover bracket, and shell deflector for full duty functionality.
  • Rigorous Testing: Repeatedly destructive tested, drop tested and environmental to ensure uncompromising reliability.
  • High-Performance Upgrade: Ideal for ultra-light, high-performance duty rifle builds.
  • Durability and Innovation: Redefines durability and performance for AR-15 platforms.
  • Made in the USA: Proudly crafted with precision and quality in the United States.

AR-15 / M4

ATF Regulations

All ATF regulations apply. Each state’s laws dictate what can or cannot be possessed in its own state. Some counties within each state hold different laws as well. Please contact your local ATF field office with any ATF related questions or concerns you may have. 1791 Industries reserves the right to use discretion when selling to each individual state.

Prop 65 Warning

Prop. 65 Warning for CA Residents WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to http://www.P65Warnings.ca.gov

For Lower Receivers

This product will only ship to a FFL
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