12 WMR

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  • THE .12 WMR IS ALSO KNOWN AS:

  • .12 Eichelberger Winchester Rimfire Magnum, .12 Eichelberger WRM, .12-22 WRM, .12-22 Eichelberger WRM, .12 Eichelberger Win Mag RF

  • SUMMARY OF THE .12 WMR CARTRIDGE:

    The .12 WMR (AKA: .12 Eichelberger Winchester Rimfire Magnum, .12 Eichelberger WRM, .12-22 WRM, .12-22 Eichelberger WRM, .12 Eichelberger Win Mag RF) is a Rimfire cartridge with a Bullet Diameter of 0.123 in” (3.12mm) that is primarily used in Rifles. The .12 WMR originated in The United States in (UNKNOWN DATE). The .12 WMR also has a case length of 1.064 in” (27.03mm) and an overall length of (UNKNOWN).

    Additional Cartridge Designations: Wildcat Cartridge.

  • The .12 WMR Firearm Cartridge Originated in The United States

Cartridge Details

  • Year Introduced:
  • Country of Origin: The United States
  • Case Type: Rimmed, Bottleneck
  • Primary Application: Rifles
  • Bullet Diameter: 0.123 in” (3.12mm)
  • Neck Diameter: 0.14 in” (3.56mm)
  • Shoulder Diameter: 0.238 in” (6.05mm)
  • Base Diameter: 0.241 in” (6.12mm)
  • Rim Diameter: 0.293 in” (7.44mm)
  • Rim Thickness: 0.05 in” (1.27mm)
  • Case Length: 1.064 in” (27.03mm)
  • Overall Length:
  • Case Capacity:
  • Primer: Rimfire (Rimfire)
  • Rifling Twist: 1:5.5 in (140mm)
  • Max Pressure:
  • CIP Pressure:
  • CIP Proof Test:
INCONSISTENT, MISSING or INCORRECT DATA
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Cartridge Data Published On: January 19, 2015 at 5:23 pm by Bullet-Blog and last updated on February 1, 2015 at 2:22 am