Load data for 7 mm Backcountry + 174gr Prvi Partizan PSP BT
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Load Specifications
ImperialMetric
Bullet:.284 | 174gr | PSP BT
Cartridge:7 mm Backcountry load data
Case Length (l3):2.417" | 61.4 mm
Cartridge Length (C.O.L.):•••
Seated Depth:0.465" | 11.8 mm
Case Capacity:73 gow | 4.73 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (SAAMI)::79,916 psi | 5,510 bar
Barrel Length:20.0" | 508 mm
Min. Twist Rate:1:11.0
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