Load data for 6 mm GT + 100gr Winchester SPBT
530 suitable loads across 93 powder(s) for cartridge 6 mm GT with 100gr Winchester SPBT bullet.
The most recommended powders for this combination are Alliant Reloder-17, ReloadSwiss RS 60 and Alliant Power Pro 2000-MR.
Based on SAAMI, the max. allowed case length is 1.725 in / 43.81 mm, the max. cartridge length is 2.640 in / 67.06 mm, and the max. allowed pressure is 62,001 PSI / 4,275 bar.
Based on SAAMI, the max. allowed case length is 1.725 in / 43.81 mm, the max. cartridge length is 2.640 in / 67.06 mm, and the max. allowed pressure is 62,001 PSI / 4,275 bar.
Load Specifications
ImperialMetric
Bullet:.243 | 100gr | SPBT
Cartridge:6 mm GT load data
Case Length (L3):1.725" | 43.8 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.248" | 6.3 mm
Case Capacity:43.5 gow | 2.82 cm³
Primer Size:Small Rifle (SR)
Max. Pressure (SAAMI):62,001 psi | 4,275 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:11.0
Get PRO license to unlock all data and calculators