Mean Arms Ejectorless Exomag AR-15 9mm Luger 32 Round Rifle Magazine 3 Pack Black. Injection-molded polymer construction offers exceptional durability and natural corrosion resistance while the high-tensile steel spring and polymer follower work together to deliver consistent operation under stress. Better yet this magazine comes equipped with a last round hold-open feature. No magwell adapter or tools required. Compatible with all 9mm ammunition including hollow points. Specifications for Mean Arms Ejectorless Exomag AR-15 9mm Luger 32 Round Rifle Magazine: Manufacturer: Mean Arms Color: Black Fabric/Material: Polymer Magazine Capacity: 32 Round Caliber: 9mm Luger Gun Make: AR Platform Gun Model: AR-15 Features of Mean Arms Ejectorless Exomag AR-15 9mm Luger 32 Round Rifle Magazine:Injection molded polymer constructionDurable steel springInjection molded polymer followerEjectorless designWorks with bearing delay or CMMG radial delay systemsCompatible with STANAG pattern lower receiversLast round hold open feature Package Contents: Mean Arms Ejectorless Exomag AR-15 9mm Luger 32 Round Rifle Magazine What firearm models does the manufacturer say Mean Arms Ejectorless Exomag AR-15 9mm Luger 32 Round Rifle Magazine is compatible with? The manufacturer suggests that Mean Arms Ejectorless Exomag AR-15 9mm Luger 32 Round Rifle Magazine is compatible with AR-15Mean Arms 2105569-32RD: Ejectorless Exomag AR-15 9mm Luger 32 Round Rifle Magazine 3 Pack Black