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First 100 rounds of Hornady factory 38gr VMAX ammo resulted in (1) light primer strike, (3) failures to pick up the next round in the mag, and (10-12) failures to feed in which the polymer tip of the bullet was mangled as the round became stuck at an...
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CMMG Mk4 4.6X30mm Banshee Upper Group Receiver has been discontinued by CMMG and is no longer available. Our product experts have helped us select these available replacements below.You can also explore other items in the Gun Parts, AR 15 Parts, Rifle Parts, AR15 Upper Receivers yourself to try and find the perfect replacement for you!
Product Info for CMMG Mk4 4.6X30mm Banshee Upper Group Receiver
CMMG was the first to bring a 4.6x30mm firearm to the U.S. civilian market, continuing a tradition of innovation, shooters everywhere can now build a light recoiling, flat shooting PDW (personal defense weapon) like no other. Designed to work with any standard AR15 lower receiver and our 4.6x30mm magazines.