Cajunchefray said: The feed rails will need to be opened up slightly, to account for your Mauser style and design geometry for each cartridge course. A gunsmith who converted my 1912 Steyr M98 from 7x57 to . sestoppelman explained: I did After i 1st obtained it in another thread. Here https://holden404k8.blazingblog.com/34130343/the-5-second-trick-for-ufa