Gunsmithing Which is best for reliable feeding?

[SporterII]

I have a 280AI being assembled on a 700LA.
I also have;
Bell Carlson M-40 with 'M5 bottom metal. No mags yet.
HS Precision new take off Win Mag 5r stock, BDL.
I can warm up to either. Best feeding, reliable, paramount.
Sell one and keep the other based on that criteria alone.

 

[Sonic Crack]

Stick it in the HS and your ready to roll if you have the mag box and bottom. Ether system can have bugs to work out to make them 100%. My personal preference is AI/AW mags.

 

[SporterII]

What caliber are you running in AI mags?

 

[Sonic Crack]

What caliber are you running in AI mags?

my personnel rifles, 338LM,308,223, and 300Blackout. Soon to run 22-250, 221FB and any other repeater caliber I run. I wont go back to BDL style mags after running a detachable mag