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CMMG Banshee Mk57 5.7X28MM


CMMG Banshee Mk57 8 inch and 5 inch barrels, Armor Black, Charcoal Green, Coyote Tan, Midnight Bronze, Sniper Gray, Titanium and Tungsten.

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CMMG Banshee Mk57 5.7X28

CMMG Banshee Mk57 5.7X28 Ships Free

This CMMG Banshee Mk57 5.7X28 offers levels of recoil and performance that rival the 5.56 at close range. Packed with features, the MK57 is available in 8 inch and 5 inch barrel lengths. Designed on the Mk57 platform, this Banshee uses the FN (Five-seveN) pattern magazines while still giving the full range of AR15 operational features. Utilizing standard AR15 triggers, having last round bolt hold open, and an intuitive oversized mag release are just a few things shooters can look forward to.

The CMMG Banshee Mk57 is in the family of the most innovative AR pistols and SBRs available on today’s market. Every Banshee is tailor made to be the personal defense weapon all shooters can count on. Equipped with full length M-LOK slots on both sides and bottom of the handguard and between the top Picatinny rail sections, there is plenty of space for all of the must have accessories. Shooters have a choice of seven CMMG Cerakote finishes to choose from on this Banshee model.

Xtreme Guns and Ammo carries the complete line of CMMG weapons and accessories. Call 832-363-3783, or chat with us on line during store hours, for answers to all of your CMMG questions and needs.

CMMG Banshee Standard Features

  • ZEROED Pistol Grip
  • ZEROED 60 degree/90 degree Ambi Safety
  • ZEROED AR15 Ambi Charging Handle
  • ZEROED AR15 Bolt Catch
  • ZEROED AR15 Polymer Dust Cover
  • ZEROED Linear Compensator 5.56mm

CMMG Banshee Mk57 (Specifications)

  • Platform: Mk57
  • Caliber: 5.7X28MM
  • Operating System: Radial Delayed Blowback
  • Barrel Length: 8 inch and 5 inch
  • Barrel Twist: 1:9
  • Barrel Contour: MT
  • Barrel Material: 4140CM, SBN
  • Muzzle Device: CMMG ZEROED Linear Compensator
  • Muzzle Thread: 1/2 X 28
  • Upper Receiver: Billet 6061 T6 Aluminum
  • Lower Receiver: MK9 Forged 7075 T6 Aluminum
  • Hand Guard: CMMG EML7 M-LOK (8 inch), CMMG EML4 M-LOK (5 inch)
  • Finish: Cerakote Standard
  • Charging Handle: CMMG ZEROED Ambi
  • Pistol Grip: CMMG ZEROED
  • Buffer Type: Carbine
  • Receiver Extension: CMMG 6 Position Fastback
  • Stock/Brace: CMMG Ripbrace
  • Trigger: MIL-SPEC Single Stage
  • Trigger Guard: Integrated
  • Safety Selector: CMMG ZEROED 60/90 Degree
  • Magazine: 20 Round Promag
  • Weight: 5.2 pounds (8 inch), 4.8 (5 inch)
  • Length: 23.7 inches (8 inch), 20.9 inches (5 inch)

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