Sons of Liberty Gun Works L9 Receiver Extension Kit - T2 Buffer

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The L9 Receiver Extension Kit from Sons of Liberty Gun Works is a complete solution to enhance your AR-15 lower receiver with the advanced A5 buffer system. This kit includes a 7076-T6 Aluminum, 9 Position A5 Tube with rolled threads, features a Type 3 Class 2 hard anodized finish for durability and smooth operation. Paired with a Sprinco rifle length Green Spring and SOLGW/BCM T2 Buffer, it ensures reliable cycling and effective recoil management. Included in the kit are a FCD CN5F Castle Nut and B5 QD End Plate. The SOLGW L9 Receiver Extension Kit is perfect for new AR-15 builds or upgrades.


  • 9 Position A5 Tube
  • 7076-T6 Aluminum construction
  • Rolled threads
  • Type 3 Class 2 hard anodized finish
  • Sprinco rifle length Green Spring
  • SOLGW/BCM T2 Buffer
  • FCD CN5F Castle Nut & B5 QD End Plate
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BrandSons of Liberty Gun Works
TypeBuffer Tube Kit
California Prop 65 warning

 WARNING: This product can expose you to chemicals, which are known to the State of California to cause Cancer and Reproductive Harm. For more information go to

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