This is the factory OEM Smith & Wesson M&P .45 ACP 14 Round Magazine. This S&W M&P 45 magazine features a 14 round capacity with a grip extension. This S&W M&P 45 14 round magazine guarantees incredible reliability and durability for a lifetime of use. Featuring a capacity count down the spine of the magazine, you will always be aware of how much ammunition you have left to fire or to load. The polymer baseplate is easy to remove, making it just as easy to clean and maintain the magazine. The grip extension adds to the bottom of your firearm, increasing your firearm capacity without making it uncomfortable to hold. The polymer follower and steel spring make feeding and loading simple. Product Specifications Caliber 45 ACP Capacity 14Rd Color Brown