Load data for .30 BR + 185gr Lapua Mega
419 suitable loads across 74 powder(s) for cartridge .30 BR with 185gr Lapua Mega bullet.
The most recommended powders for this combination are Alliant Power Pro 1200-R, Winchester StaBALL Match and Hodgdon H335.
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.
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.
Load Specifications
ImperialMetric
Bullet:.308 | 185gr | Mega
Cartridge:.30 BR load data
Case Length (L3):1.501" | 38.1 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.361" | 9.2 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:1:15.5
Get PRO license to unlock all data and calculators