Load data for .255 GS + 100gr Frontier BTSP
598 suitable loads across 103 powder(s) for cartridge .255 GS with 100gr Frontier BTSP bullet.
The most recommended powders for this combination are ReloadSwiss RS 60, ReloadSwiss RS 70 and Hodgdon Superformance.
Based on C.I.P., the max. allowed case length is 2.165 in / 55.00 mm, the max. cartridge length is 2.854 in / 72.50 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Based on C.I.P., the max. allowed case length is 2.165 in / 55.00 mm, the max. cartridge length is 2.854 in / 72.50 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Load Specifications
ImperialMetric
Bullet:.257 | 100gr | Frontier BTSP
Cartridge:.255 GS load data
Case Length (L3):2.165" | 55.0 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.546" | 13.9 mm
Case Capacity:62 gow | 4.02 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):63,817 psi | 4,400 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:9.0
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