Unverified load 3354 in caliber .280 Remington

LoadID 3354
Bullet Hornady SST
Bullet Weight 139 grs
Powder IMR 4831
Powder Weight 57 grs
Primer WLR
Brass Make R-P
Barrel Length 22 (inches)
C.O.L 3.331 (inches)
Velocity 2983 fps
Group 100 yds .8 (inches)
Submitted By High Brass
Gun Info Ruger M77 Mk II
Comment Safe in my gun, may not be in yours