Faxon ARAK-21 16in 5.56 Complete Upper
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Faxon ARAK-21 16in 5.56 Complete Upper includes the upper receiver and BAU barrel assembly unit. The upper is Black Ambidextrous Ejection and is machined from aircraft grade 6061-T6 aluminum with a full length top Picatinny rail and three rails at the muzzle end. The BAU contains the barrel, gas block, muzzle brake, gas piston, gas adjuster, and barrel trunnion. The gas adjuster knob has four settings; three for different gas flows and one to block gas flow for single-shot operation.
Specifications
- Manufacturer:
- Faxon Firearms
- Category:
- Upper Receiver
- Length:
- 16.0"
- UPC:
- 816341021952
- MPN:
- URSSB556
- Required Component:
- Yes
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