CMMG Mk4 .300BLK Banshee Upper Group Receiver 12.5in Coyote Tan 30B8A6F-CT. With the 12.5 BANSHEE upper group you can build your next 300BLK AR with character like no other. Specifications for CMMG Mk4 .300BLK 12.5in Banshee Upper Group Receiver:...

In stock
ShipAmount $0.00
RevType 2
Manufacturer CMMG
Sku 30B8A6FCT
Identity 21836663146