ALEXANDER UPPER RECEIVER KIT .50 BEOWULF 16.5" THREADED

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50 Beowulf Upper Kit DIY Features:

- 16" Barrel
- 1:20 Twist Rate
- 49/64-20RH Threading
- Thread Protector Included (Upgrade Options Below)
- Includes complete upper receiver
- Charging Handle
- Gas block
- Dowel pins
- Gas tube
- Complete BCG with bolt
- One 7 Round Magazine