The Colt Government/Commander 9mm 10-Round Stainless Steel Magazine with Bumper is a factory OEM magazine engineered for full-size and mid-size Colt 1911 platforms chambered in 9mm. Compatible with all Colt Government and Commander pistol models in 9mm, it delivers a snug, wobble-free fit and smooth, jam-free operation. A high-tensile steel spring and stainless steel follower provide exceptionally smooth operation, and numbered witness holes enable quick visual round counts while on the move. The included bumper pad protects against drop damage and improves handling during reloads, making it well suited for both duty carry and range use. This retail-packaged version ships ready for immediate use as a primary, spare, or backup magazine. Colt Government/Commander 9mm 10rd SS 1911 Magazine w/Bumper (Retail Packaged) SP300733-RP