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Foxtrot Mike (FM) Products AR-15 9MM Premium Complete Lower (Rainier Arms Exclusive)

AR-15 Complete Lower Receiver

Special Price $267.99 Regular Price $324.99
Rainier Arms Exclusive


  • Crafted from billet 7075-T6 aircraft grade aluminum
  • Accepts MIL-SPEC components
  • Reliable last round bolt hold open
  • Compatible with GLOCK style magazines
  • Lifetime Warranty
  • 100% Made in America
  • Standard with QD End Plate too
  • Patented Proprietary Last Round Bolt Hold Open, best on the market.
  • Premium Ambidextrous Selector standard
  • Mission First Tactical (MFT) EPG16 V2 Pistol Grip
  • Premium 8 oz Buffer with reciprocating Tungsten Weights
  • .308 carbine recoil spring
  • Premium Nickel Teflon GI Trigger
  • Minimalist design
  • 5-position adjustable
  • Includes mil-spec carbine receiver extension
  • Integral, ambidextrous QD sling socket
  • ATF compliant, US veteran designed and proudly made in the USA
  • Premium Ambidextrous Selector standard (Included)
  • Anti-Rotating Pins (Included)



  • Fit: All platforms capable of accepting a mil-spec carbine extension
  • Weight: 6.75 oz
  • Width [max]: 1.8 in
  • Cavity depth: 6.0 in
  • Strap width: 1 in
More Information
Product Type AR-15 Complete Lower Receiver
Manufacturer Foxtrot Mike

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