The ASC AR 6.5 Grendel Magazine delivers reliable performance with 15-round capacity and stainless steel construction for AR rifle platforms.ASC 15-Round Magazine for 6.5 Grendel AR RiflesStainless steel body with black finishHeat treated for strength and durabilityChrome silicon spring for reliable feedingMade in the USAApproved supplier for major firearms manufacturersBuilt with premium components by Ammunition Storage Components this magazine ensures dependable function and extended service life for your 6.5 Grendel AR rifle.