Amend2(R) Mod-A SR-25/AR-10 .308 Win 20 Round Black Polymer Magazine is a magazine intended for SR-25/AR-10. The listed capacity is 20 rounds. It features a black finish. The listed construction material is polymer.Key Features20-round capacityListed caliber: .308 WinPlatform: SR-25/AR-10Color/finish: BlackConstruction: PolymerManufacturer part number: 762MODABLK20Amend2(R) offers firearm-related products and accessories. Product selection includes components for compatible firearm platforms. Check the manufacturer part number and firearm compatibility before purchase.