Unverified load 9967 in caliber .257 STW

LoadID 9967
Bullet Matrix RBT
Bullet Weight 125 grs
Powder Ramshot Magnum
Powder Weight 77.7 grs
Primer Federal Magnum
Brass Make Nosler
Barrel Length 29 (inches)
C.O.L (inches)
Velocity 0 fps
Group 100 yds .24 (inches)
Submitted By Humanoid Typhoon
Gun Info Montana 1999, Lilja 1-10 3 groove
Comment Bullet is jumping .30. It is loaded to mag length.