Was doing my morning search and up pops "Remington barrels" as a suggestion.............
http://www.ebay.com/itm/Remington-Model-700-Heavy-222-Reminton-Barrel-/150730107926?pt=LH_DefaultDomain_0&hash=item231836ec16
Then "Ruger"
http://www.ebay.com/sch/travemm1234567/m.html?hash=item3cc07ef95b&item=260927584603&pt=LH_DefaultDomain_0&_trksid=p4340.l2562
Also check Savage barrels and there a lot listed, have they changed their ways?
http://www.ebay.com/itm/Savage-McGowen-7mm-Rem-Magnum-Stainless-Bull-Rifle-Barrel-/270881506029?pt=LH_DefaultDomain_0&hash=item3f11cbc2ed
http://www.ebay.com/itm/Remington-Model-700-Heavy-222-Reminton-Barrel-/150730107926?pt=LH_DefaultDomain_0&hash=item231836ec16
Then "Ruger"
http://www.ebay.com/sch/travemm1234567/m.html?hash=item3cc07ef95b&item=260927584603&pt=LH_DefaultDomain_0&_trksid=p4340.l2562
Also check Savage barrels and there a lot listed, have they changed their ways?
http://www.ebay.com/itm/Savage-McGowen-7mm-Rem-Magnum-Stainless-Bull-Rifle-Barrel-/270881506029?pt=LH_DefaultDomain_0&hash=item3f11cbc2ed