CMMG AR-15 .338 ARC 10 Rounds Rifle Magazine Black 10. Features high-visibility yellow anti-tilt follower and durable construction. Compatible with .338 ARC. State-compliant capacity and manufacturer warranty included. Specifications for CMMG AR-15 .338 ARC 10 Rounds Rifle Magazine: Manufacturer: CMMG Color: Black Fabric/Material: Steel Magazine Capacity: 10 Round Caliber: .338 ARC Gun Make: CMMG Gun Model: AR-15 Package Contents: CMMG AR-15 .338 ARC 10 Rounds Rifle Magazine What firearm models does the manufacturer say CMMG AR-15 .338 ARC 10 Rounds Rifle Magazine is compatible with? The manufacturer says that CMMG AR-15 .338 ARC 10 Rounds Rifle Magazine is compatible with AR-15CMMG 34AFC6B: AR-15 .338 ARC 10 Rounds Rifle Magazine Black 10