Capacity: 20 rounds; For the Ruger P89,P93 & P95 pistols in 9mm; Constructed from heat-treated blued-steel; Follower, lock-plate, and base-plate molded from a proprietary DuPont Zytel based black polymer; Spring wound from Chrome-silicon wire and heat-treated; Blue Finish; Made in the U.S.A.; Limited Lifetime Warranty