Glock Magazine Insert 40/45 Cal.

Glock Magazine Insert 40/45 Cal.. This insert is meant to update the magazine follower from Glock factory to the updated design FCG-US. The benefit you will see with this updated magazine follower is that it reduces wear on the magazine. This allows it to last significantly longer before needing to be replaced. The Glock Magazine Insert was created to work with the Glock 36 magazine. To keep your magazines running smoothly consider replacing your magazine follower with the Glock Insert for Magazines. Specifications for Glock Magazine Insert: Manufacturer: Glock Condition: New Package Contents: Glock Magazine Insert Glock 5166: Magazine Insert 40/45 Cal.