Alexander Arms KIT50 Upper Parts Kits 50 Beowulf 16″ Black Barrel, Aluminum Black Receiver for AR-15

The 50 Beowulf DIY Upper Kit includes: 16″ barrel with 1:20 twist, 49×64-20 tpi thread and thread protector; complete upper receiver; charging handle; gas block; dowel pins; gas tube; complete BCG with bolt; one 7-round mag. NOTE: Requires handguard to complete.

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