Is this the one you lost?
If that's the case, I have another source: Hoosier Gun Works
http://www.hoosiergunworks.com/catalog/magazine_rifle.html
![cz_452_22_steel.jpg cz_452_22_steel.jpg](https://cdn.imagearchive.com/okshooters/data/attach/409/409030-cz-452-22-steel.jpg)
If that's the case, I have another source: Hoosier Gun Works
http://www.hoosiergunworks.com/catalog/magazine_rifle.html