Load data for .20 BR + 39gr Sierra Tipped VarmintKing
542 suitable loads across 88 powder(s) for cartridge .20 BR with 39gr Sierra Tipped VarmintKing bullet.
The most recommended powders for this combination are ReloadSwiss RS 60, Hodgdon BL-C2 and Hodgdon LEVERevolution.
Based on Wildcat, the max. allowed case length is 1.540 in / 39.12 mm, the max. cartridge length is 2.400 in / 60.96 mm, and the max. allowed pressure is 58,740 PSI / 4,050 bar.
Based on Wildcat, the max. allowed case length is 1.540 in / 39.12 mm, the max. cartridge length is 2.400 in / 60.96 mm, and the max. allowed pressure is 58,740 PSI / 4,050 bar.
Load Specifications
ImperialMetric
Cartridge:.20 BR load data
Case Length (L3):1.540" | 39.1 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.264" | 6.7 mm
Case Capacity:37.5 gow | 2.43 cm³
Primer Size:Small Rifle (SR)
Max. Pressure (Wildcat):58,740 psi | 4,050 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:9.0
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