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CMMG Bolt Carrier Group (BCG), AR15, 6.5 Grendel/6mm ARC Color: Black, Finish: Phosphate, $17.46 Off w/ Free Shipping
6arc build
by
A3 tactical,
Verified Owner,
July 3, 2026
I'm very satisfied with product and excellent customer service at optic planet. I wish cmmg would put a better coating on bcg . It's coating looks like cape buffalo hide lol.
Product Info for CMMG Bolt Carrier Group (BCG), AR15, 6.5 Grendel/6mm ARC
This Bcg is designed to operate with either 6.5 Grendel or Hornady'S New 6mm Arc. Will not work with our Mkw Platform. Is designed for Standard Ar variants.
Specifications for CMMG Bolt Carrier Group (BCG), AR15, 6.5 Grendel/6mm ARC:
Manufacturer:
CMMG
Color:
Black
Finish:
Phosphate
Fabric/Material:
Steel
Carrier Material:
8620 Steel
Bolt Material:
9310 Steel
Caliber:
6mm ARC
Gun Make:
AR Platform
Gun Model:
AR-15
Condition:
New
Package Contents:
CMMG Bolt Carrier Group (BCG), AR15, 6.5 Grendel/6mm ARC
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