This upper kit is chambered for.50 beowulf and is stated to have a 16.5″ barrel with a 1:20″ twist and thread protector muzzle.The barrel has a phosphate finish, and the receiver has a black finish.
Receiver Finish: Black
Type: Upper Kit
Caliber: 50 Beowulf
Barrel Length: 16.50″
Twist: 1:20″
Barrel Length Range: 16″ to 16.99″
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