Load data for .357 Mag. + 120gr Rim Rock TC Cowboy
161 suitable loads across 31 powder(s) for cartridge .357 Mag. with 120gr Rim Rock TC Cowboy bullet.
The most recommended powders for this combination are Rottweil P 806, SNPE Vectan BA7 1/2 and Vihtavuori N350.
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Load Specifications
ImperialMetric
Bullet:.358 | 120gr | TC Cowboy
Cartridge:.357 Mag. load data
Case Length (l3):1.290" | 32.8 mm
Cartridge Length (C.O.L.):•••
Seated Depth:0.293" | 7.4 mm
Case Capacity:25.6 gow | 1.66 cm³
Primer Size:Small Pistol Magnum (SPM)
Max. Pressure (C.I.P.)::43,511 psi | 3,000 bar
Barrel Length:6.0" | 152 mm
Min. Twist Rate:Stabilizes in any common twist
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