Load data for .300 Rem. Ultra Mag. + 155gr Sierra Palma MatchKing
461 suitable loads across 72 powder(s) for cartridge .300 Rem. Ultra Mag. with 155gr Sierra Palma MatchKing bullet.
The most recommended powders for this combination are Hodgdon Retumbo, Winchester StaBALL HD and ReloadSwiss RS 76.
i
i
Load Specifications
ImperialMetric
Cartridge:.300 Rem. Ultra Mag. load data
Case Length (l3):2.850" | 72.4 mm
Cartridge Length (C.O.L.):•••
Seated Depth:0.504" | 12.8 mm
Case Capacity:112.5 gow | 7.29 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.)::64,977 psi | 4,480 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:13.0
Get PRO license to unlock all data and calculators