The generation 2 sm9 mpx mag for the sig sauer mpx by thril features stainless steel feed-lips and superior ergonomics, with an improved follower design and a stability rib on the rear spine.The refined design of this generation 2 sm9 mpx mag enhances reliability across a broad range of shooting conditions and ammunitions for the sig sauer mpx and km models.Caliber: 9mm LugerCapacity: 35rdModel: PMXMaterial: PolymerModel Fit: MPX Gen IIBrand Fit: Sig SauerCapacity: 35