So in the name of science and skullphukkery, burned up some chitty groups this afternoon. Rebedded the action and nipped the magbox, etc. Same load/lot/rig...

Outta the gate, all the action screws/bases/rings were "snug":

[Linked Image]
[Linked Image]

Then torqued the action screws:
[Linked Image]

Finally took the works apart and reassembled action screws/bases/rings farmer tight:
[Linked Image]

to be continued......