Load data for 7.21 Firebird + 150gr Berger Classic Hybrid Hunter
306 suitable loads across 54 powder(s) for cartridge 7.21 Firebird with 150gr Berger Classic Hybrid Hunter bullet.
The most recommended powders for this combination are ADI AR 2218, Hodgdon Retumbo and Vihtavuori N570.
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Load Specifications
ImperialMetric
Cartridge:7.21 Firebird load data
Case Length (l3):2.800" | 71.1 mm
Cartridge Length (C.O.L.):•••
Seated Depth:0.556" | 14.1 mm
Case Capacity:121 gow | 7.84 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.)::66,717 psi | 4,600 bar
Barrel Length:26.0" | 660 mm
Min. Twist Rate:1:11.0
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