Here is a gun magazine for Ruger MKI guns. This is a Factory 9 round 22lr gun magazine. Made from heat treated steel with a black finish and using a high impact strength polymer floor plate and follower. The spring is made from carbon silicon wire for retention and durability Gunclip Depot has the largest selection of Ruger gun magazines and gun clips. If you do not see the gun magazine you are looking for send us an email and we will try to locate it for you. Orders shipped within 24 hours except week-ends and holidays.