Here's one in-stock right now, via AINA.
https://www.eurooptic.com/Accuracy-International-AXSA-65-Creedmoor-Threaded-24-Elite-Sand-Rifle-SA65CM24SE.aspx
Always good experiences with these guys, but the best part came from their dealings with a friend of mine.
Background: I purchased an AX rifle from them, and mentioned to a friend that my next purchase would be a second barrel. He then decided to buy one for me as a retirement gift. After...