Why are these not in use more? Very little information available on them. Sleeved aluminum barrels are popular for .22 rim fires why not center fires?

From LW: http://www.lothar-walther.com/396.php
From Accurate Shooter: http://bulletin.accurateshooter.com...light-barrels-less-heat-half-the-weight/

Varmint contour at half the weight and faster cooling time. Less POI change in 20+ shot strings. What's not to like except they are pricey and available as pre-chambered only. But they have lot's of options so basically a custom.


"When you disarm the people, you commence to offend them and show that you distrust them either through cowardice or lack of confidence, and both of these opinions generate hatred." Niccolo Machiavelli