Velocity/pressure ladder with Alliant 2000MR with Labradar
16\” barrel AR, CLE type chamber
LC brass (mixed year)
COAL 2.255\”
Light crimp, 1/4 turn Lee FCD
No compressed charges
Grains/Velocity
26.8/2782
27.0/2822
27.2/2873
27.4/2873
27.6/2886
27.8/2905
28.0/2927
28.2/2922
28.4/2923
Looks like the velocity flattened out 28.0-28.4. No swipes. Primers all looked fine. Case head measurements were consistant with pre-fired.
***Information only, what works in my rifle may not work in yours.***
Will post some accuracy info after I shoot for groups.