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Gunsmithing BDL to DBM, does that cause bedding complications?

stanley52

Private
Full Member
Minuteman
Aug 10, 2013
91
3
Idaho
Ok so I have a rifle with a manner t4a, bedded and everything. Right now it has BDL bottom metal, if I wanted to switch to a DBM system, will that screw the bedding up? Will I have to have new pillars put in, ground down, will the bedding itself be out of spec? I understand some inletting will have to be done, but as far as anything else I have no clue. Thanks ahead of time for the info!
 
Pay attention to the action screws, the DBM may be thinner and allow the front screw to get on the way of the bolt lug, or even worse do what I did, torque the DBM with the bolt installed on the rifle and damage the recoil lug or miss align the bolt/barrel relation. I just did this on a custom rem 700 and went from shooting .3" groups at 100 yds avg. to 3/4" with the same ammunition.
Very frustrating!!! Good luck!
 
Pay attention to the action screws, the DBM may be thinner and allow the front screw to get on the way of the bolt lug, or even worse do what I did, torque the DBM with the bolt installed on the rifle and damage the recoil lug or miss align the bolt/barrel relation. I just did this on a custom rem 700 and went from shooting .3" groups at 100 yds avg. to 3/4" with the same ammunition.
Very frustrating!!! Good luck!

So the action screw... permanently bent the bolt, causing a misalignment?