Turn Your AR15 mag into a Single shot Magazine! Plus, turn your 5.56 mag into 450 BM in seconds!

With this simple device you can convert your AR15 Steel Lip magazine into either a single shot for multiple calibers or, a multi shot mag for 450 Bushmaster.
Testing out a new load and want to shoot me at a time? The Fremont tool follower is perfect.
Don't have a 450 bushmaster magazine? Use the Fremont Tool Follower.
Have a new AR15 upper that requires a specific magazine, but you want to test it out.
Buy the Fremont Tool Follower for less than $10

Email: [email protected]