Factory Glock® magazine for the newest slimline firearms in their lineup. All of the classic Glock reliability, in the new G43X®/G48® format. Similar to Gen 5 magazines, the G43X/G48 magazine features ambidextrous cuts and a high visibility orange follower. Durable polymer construction with a steel insert. The rear of the magazine also includes the standard witness holes. Available in a flush fit 10 round capacity.