.450 Marlin

The .450 Marlin is a firearms cartridge designed as a modernized equivalent to the venerable .45-70 cartridge. Wikipedia
 
Bullet diameter.458 in (11.6 mm)
Case length2.10 in (53 mm)
Overall length2.55 in (65 mm)
Base diameter13.4 mm
Rim diameter.528 in (13.4 mm)
Produced2000–2009.