Ultralight Arms .260 Rem
22" Bbl
Velocity per Shooting Chrony (confirmed w/ known velocity load)

127 Barnes LRX
0x Fired Lapua brass
210M
45.3gr H4350
0.080" jump
Avg= 2857 fps
SD= 9.4 fps


First four rounds went into 0.492" and the fifth opened up to 0.816. I'll take it for a skinny pencil barrel...


[Linked Image]

RLTW