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  BCM4 Lower Receiver Groups

 

 

 

 

  

 

All BCM4 Lower Receiver Groups feature


  • Machined from Aluminum Forgings 7075-T6
  • Hardcoat Anodizing: MIL-A-8625F, Type III, Class 2
  • BCM® Milspec 7075-T6 Receiver Extention
  • USGI Mold M4 Stock
  • Staked M4 Lock Nut
  • USGI H Buffer (1 USGI Tungsten, 2 Steel)
  • Magpul MOE Enhanced Trigger Guard
  • Low Shelf for RDIAS installation
  • Low Shelf for Accuwedge use
  • Un-notched Hammer compatible with 9mm use
  • Fire Controls marked SAFE and SEMI 

 

 

 

 

 


BCM® Mil-Spec Receiver 7076-T6 Receiver Extension with USGI Stock Mold and latch hardware.

 

 


M4 Lock Nut is staked per Mil-Spec assembly procedures.

 

 


H-Buffer with correctly weighted USGI tungsten weight.

 

 


Magpul MOE Enhanced Trigger Guard is standard.

 

 


Featuring Low Rear Shelf for RDIAS or Accuwedge installation.

 

 


Un-Notched Hammer desgined increased reliability with sporter carriers and 9mm conversions.

 

 


Selector Markings are SAFE - SEMI, featured on both sides of the receiver.

 

 

 

 

 

 

Your choice of M4 Carbine Stock or M16A2/A4 stock. 


 

 


It is the purchaser's resonsibility to be familiar with local laws reguarding the purchase and ownership of this product. 

All BCM Lower Groups are complete and cannot be shipped to California. 

For shipments of a CA compliant BCM Lower Receiver group to CA, please contact www.GRTactical.com .

  

Thank you.

 

 

BCM4 Lower Receiver Groups will begin shipping to dealers mid to late June 2010.