Description
.50 Beowulf® Advanced Weapon System-Complete Upper Flat-top receiver, 16.5″ chrome moly barrel, 1:20 twist rate, and low-profile gas block with Midwest Industries free-floating four-railed handguard. Direct impingement operating system. This unit is 100% complete and is compatible with any standard-specification lower receiver (no modifications required). Weight of upper is 4.45 lbs.