Here is experimental action for 416 HSM in a heavy
stock....We lengthened port a little, set bolt stop back ,
opened bolt face fit the 416 HSM rebated rim. Ed.
Here is comparison of Montana PH to Pierce action we
modified to use for rebated rim 416 HSM testing..Ed.
416 & 460 HE AND 416 & 460 HSM .LONG RANGE AND HUNTING
Can be set up in Pierce X10 ACTION for the 416 & 460 HE
AND X20 action for the 416 & 460 HSM , Can get those
if guys need one...Ed