I'm on the call list for Re. 26 at Ranger Firearms , have some 180gr. Berger Hybrids & Hornady ELD-M loaded to test IMR 8133 in my 280AI .
Hodgdon data shows IMR 8133 w/175gr, bullet @ 2804 fps - 24'' barrel so maybe my 28'' barrel will get 2850+ fps , that's good velocity for a 180gr. slippery bullet .