CVA OEM Cascade 3-Round Magazine Polymer Black. This detachable magazine is made of a tough polymer material and has a 3 round cartridge capacity. Specifications for CVA OEM Cascade 3-Round Magazine: Manufacturer: CVA Color: Black Fabric/Material: Polymer Magazine Capacity: 3 Round Caliber: .28 Nosler Gun Model: CVA Cascade Quantity: 1 CVA AC1108 OEM 28 Nosler Cascade 3rd Magazine Black What firearm models does the manufacturer say CVA OEM Cascade 3-Round Magazine is compatible with? The manufacturer suggests that CVA OEM Cascade 3-Round Magazine is compatible with CVA Cascade