The 845-9-9 part of Winchester refers to a cartridge designed for the Model 1895. It is a .30 caliber cartridge developed by the Winchester Repeating Arms Company of New Haven, Connecticut in 1895, and is based on the .38-72 WCF round. The 845-9-9 cartridge has a 169 grain, round-nosed bullet with a velocity of about 2350 ft/sec. The 845-9-9 round is known for its accuracy, and can be used for both hunting and target shooting. The cartridge is currently produced by a few manufacturers and is still commonly used in antique rifles.