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Item #: CMG30B8AF7

CMMG 12.5 Inch 300 AAC Blackout MK4 Upper

Shop CMMG 12.5 Inch 300 AAC Blackout MK4 Upper at Macks Prairie Wings! Low Prices and Quality Customer Service only from Americas Premier Waterfowl Outfitter!
GUN SALE! For any gun questions, please call 870-673-6960 ext 1315
Price: $629.99
Savings:10%
$569.00
In Stock
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Product Description


CMMG 12.5 Inch 300 AAC Blackout MK4 Upper is for the MK4 Model Semi-Automatic Rifle. WASP treated 4140 chrome moly steel, 1:7 inch twist, 5/8 - 24 threaded with mid length hand guard. F marked front sight base.

CMMGG 12.5 Inch 300 AAC Blackout MK4 Upper Specifications:

  • Caliber: 300 AAC Blackout Chamber
  • Barrel: 12.5 inch M300 profile barrel, WASP treated 4140 chrome moly steel, 1:7 inch twist, 5/8 - 24 threaded
  • Hand Guard: Mid-length
  • Sights/Gas Block: F marked frnt sight base
  • Bolt Group: M16 bolt group

Helpful Info about the Manufacturer
  660-248-2293  
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Customer Comments
"Mack's stocks many hard to get hunting specialty items at a fair price. I prefer their sale prices because most items are full retail price and are found cheaper other places online but Mack's always carries quality items." April 2015
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