Load data for 7.21 Firebird + 168gr TWENTY-NINE ERTP
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Load Specifications
ImperialMetric
Bullet:.284 | 168gr | ERTP
Cartridge:7.21 Firebird load data
Case Length (l3):2.800" | 71.1 mm
Cartridge Length (C.O.L.):•••
Seated Depth:0.906" | 23.0 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
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