Freebore on prefit

mtJim

Active Member
Joined
Jan 23, 2022
Messages
42
Location
Montana
Looking at getting a prefit in 28 Nosler, and they list the reamer as being for the 195gr Berger - .300FB.
Is this too much freebore as I won't be shooting the 195gr Berger? I'm guessing the monos would jump that far.
 
Freebore is not jump, depending on the weight of the mono you plan to shoot you could use the freebore up pretty easy. Monos are longer than traditional bullets and you don't want to lose case capacity by seating them down in the case. Load up some dummy rounds and have the smith chamber to your dummy rounds. Most prefit makers have no issue with this.

Or if you have done it buy a Uni Throater and do it yourself. I only trashed one $1000 barrel but you live and learn.
 
Mono bullets arent as jump sensitive and lead core. I was jumping hammers and barnes .050 and they shot great, under .5" and my 338 RCM jumps .25 with monos and shoots .5.
 
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