This replacement Springfield Prodigy 9mm Luger magazine is a factory original from Springfield Armory. Factory replacement parts are manufactured to the exact same specifications and tolerances and use the same manufacturing materials as the original parts which guarantees excellent fit and reliable operation. This magazine features stainless steel construction for durability, numbered round count witness holes and a polymer follower. A polymer base pad is attached the the 410 stainless steel body for ultimate durability. Intuitive finger grooves aid in magazine manipulation and extraction.