Load data for .30 BR + 125gr Sierra MatchKing

149 suitable loads across 28 powder(s) for cartridge .30 BR with 125gr Sierra MatchKing bullet.

The most recommended powders for this combination are ReloadSwiss RS 36, Shooters World Buffalo Rifle and Lovex D060.

.30 BR cartridge with combo bulletSeated DepthL3 = 1.501 in / 38.13 mmL6 = 2.300 in / 58.42 mmSeated Depth = .381 in / 9.68 mm

Based on C.I.P., the max. allowed case length is 1.512 in / 38.41 mm, the max. cartridge length is 2.283 in / 58.00 mm, and the max. allowed pressure is 58,740 PSI / 4,050 bar.

125gr Sierra MatchKing bullet image

Load Specifications

ImperialMetric
Case Length (L3):1.501" | 38.1 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.415" | 10.6 mm
Case Capacity:41 gow | 2.66 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):58,740 psi | 4,050 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:12.0

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