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Most Recent Reviews
Numerous malfunctions by Ben, Verified Owner, March 18, 2024
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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Product Discontinued by Manufacturer

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.image

Package Contents:

  • CMMG Mk4 4.6X30mm Banshee Upper Group Receiver

5.56x45mm NATO Ammo

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Ammunition

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Hornady BLACK 5.56x45mm NATO 62 Grain Full Metal Jacket Centerfire Rifle Ammunition
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Hornady Frontier 5.56x45mm NATO 75 grain Boat Tail Hollow Point (BTHP) Brass Centerfire Rifle Ammunition
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Barnes Vor-Tx 5.56x45mm NATO 70gr TSX BT Rifle Cartridges
Barnes Vor-Tx 5.56x45mm NATO 70gr TSX BT Rifle Cartridges
(14)
List: $40.99 (Save $1.20)
$39.79
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Fort Scott Munitions 5.56 NATO Copper 62 Grain Centerfire Rifle Ammunition
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Hornady Frontier 5.56x45mm NATO 55 Grain Hollow Point Centerfire Rifle Ammunition
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(3)
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Related Products to CMMG Mk4 4.6X30mm Banshee Upper Group Receiver

CMMG Mk4 4.6X30mm Banshee Upper Group Receiver Unavailable & Discontinued Models

List of Unorderable Models

  • CMMG Mk4 4.6X30mm Banshee Upper Group Receiver, 8in, Charcoal Green, 46B965A-CG , MPN: 46B965A-CG , UPC: 810097503762 , Code: 2CM-URC-CP46-46B965A-CG
  • CMMG Mk4 4.6X30mm Banshee Upper Group Receiver, 8in, Midnight Bronze, 46B965A-MB , MPN: 46B965A-MB , UPC: 810097503786 , Code: 2CM-URC-CP46-46B965A-MB
  • CMMG Mk4 4.6X30mm Banshee Upper Group Receiver, 8in, Sniper Grey, 46B965A-SG , MPN: 46B965A-SG , UPC: 810097503793 , Code: 2CM-URC-CP46-46B965A-SG
  • CMMG Mk4 4.6X30mm Banshee Upper Group Receiver, 8in, Tungsten, 46B965A-TNG , MPN: 46B965A-TNG , UPC: 810097503816 , Code: 2CM-URC-CP46-46B965A-TNG
  • CMMG Mk4 4.6X30mm Banshee Upper Group Receiver, 8in, Titanium, 46B965A-TI , MPN: 46B965A-TI , UPC: 810097503809 , Code: 2CM-URC-CP46-46B965A-TI
  • CMMG Mk4 4.6X30mm Banshee Upper Group Receiver, 8in, Coyote Tan, 46B965A-CT , MPN: 46B965A-CT , UPC: 810097503779 , Code: 2CM-URC-CP46-46B965A-CT
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