Load data for .458 Win.Mag. + 300gr TWENTY-NINE HP
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Load Specifications
ImperialMetric
Bullet:.458 | 300gr | HP
Cartridge:.458 Win.Mag. load data
Case Length (l3):2.500" | 63.5 mm
Cartridge Length (C.O.L.):•••
Seated Depth:0.230" | 5.8 mm
Case Capacity:95 gow | 6.16 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.)::62,366 psi | 4,300 bar
Barrel Length:24.0" | 610 mm
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