Shield Arms MPME5Red Magazine Extension 5Rd Compatible W/ Shield Arms M&P 2.0 Red Anodized Aluminum The Shield Arms M&P 2.0 Magazine Extension adds 5 rounds To Your M&P 2.0 9mm & 40Cal magazines. The Unique, Easy Access Floor Plate Design Allows You To Easily Access The Spring And Follower Without having To remove The Extension From The Magazine Body. Capacity: 5Rd Model: Magazine Extension Material: Aluminum Capacity: 5 Manufacturer: Shield Arms Mfg Number: MPME5Red Model: Magazine Extension