Ammunition Storage Components AR-15 6.8 SPC Stainless Steel Magazine 10 Round Black Marlube/Gray Follower. Our Magazines are Manufactured 100percent Using .020in Gauge 410 Stainless Steel Alloy and Heat Treated for Superior Strength and Lasting Endurance. Our Magazines are Chemically Treated for Corrosion Resistance Ref. ams Qq-P-35. The Interior Dimensions of OAL 2.316in .002 are Perfect for Reloads. Coating: Our Proprietary Coating a High Grade FDE Marlube Which Is a Wear-in Not Wear-off Coating that Burnishes in the Surface Providing Self-Lubricating Properties. Specifications for Ammunition Storage Components AR-15 6.8 SPC Stainless Steel 10 Round Rifle Magazine: Manufacturer: Ammunition Storage Components Finish: Stainless Steel Fabric/Material: 410 Series Stainless Steel Magazine Capacity: 10 Round Caliber: 6.8mm Remington SPC Gun Make: AR Platform Gun Model: AR-15 Quantity: 1 Condition: New Features of Ammunition Storage Components AR-15 6.8 SPC Stainless Steel 10 Round Rifle Magazine Assembly Components: 410 Series Stainless Steel Body Heat Treated Chrome Silicon Springs Enhanced Anti-Tilt Polymer Grey Follower with PTFE 300 Series SS Floor Plate with Black Oxide Coating for Corrosion Resistance Package Contents: Ammunition Storage Components AR-15 6.8 SPC Stainless Steel 10 Round Rifle Magazine What firearm models does the manufacturer say Ammunition Storage Components AR-15 6.8 SPC Stainless Steel 10 Round Rifle Magazine is compatible with? The manufacturer suggests that Ammunition Storage Components AR-15 6.8 SPC Stainless Steel 10 Round Rifle Magazine is compatible with AR-15Ammunition Storage Components 1068SSBMGASC: AR-15 6.8 SPC Stainless 10-Round Magazine Marlube Black/Gray Follower