The 307 Winchester cartridge

Cartridge (firearms)

A cartridge, also called a round, packages the bullet, gunpowder and primer into a single metallic case precisely made to fit the firing chamber of a firearm. The primer is a small charge of impact-sensitive chemical that may be located at the center of the case head or at its rim . Electrically...

 was introduced by Winchester

Winchester Repeating Arms Company

The Winchester Repeating Arms Company was a prominent American maker of repeating firearms, located in New Haven, Connecticut. The Winchester brand is today used under license by two subsidiaries of the Herstal Group, Fabrique Nationale of Belgium and the Browning Arms Company of Morgan, Utah.-...

 in 1982 to meet the demand of .300 Savage

.300 Savage

The .300 Savage cartridge is a rimless, .30 caliber rifle cartridge developed by the Savage Arms Company in 1920. It was designed to replace the less powerful .303 Savage in their popular Savage Model 99 lever-action rifle...

 performance in a lever-action rifle equipped with a tubular magazine. It is basically a rimmed version of the .308 Winchester

.308 Winchester

The .308 Winchester is a rifle cartridge and is the commercial cartridge upon which the military 7.62x51mm NATO centerfire cartridge is based. The .308 Winchester was introduced in 1952, two years prior to the NATO adoption of the 7.62x51mm NATO T65...

 cartridge with thicker case walls.

The Winchester Model 94 Angle Eject rifle was the only rifle produced to fire the cartridge, though Marlin

Marlin

Marlin, family Istiophoridae, are fish with an elongated body, a spear-like snout or bill, and a long rigid dorsal fin, which extends forward to form a crest. Its common name is thought to derive from its resemblance to a sailor's marlinspike...

 created some prototype model 336 rifles chambered in .307 Win. It is still loaded today, but many handload to gain better performance and accuracy. Because of the tubular magazine, it is normally used with flat-nosed bullets only.

The .307 Winchester cartridge sees widespread use today especially among sporting shooters in Spain

Spain

Spain , officially the Kingdom of Spain languages]] under the European Charter for Regional or Minority Languages. In each of these, Spain's official name is as follows:;;;;;;), is a country and member state of the European Union located in southwestern Europe on the Iberian Peninsula...

, because Spanish gun laws consider the .308 Winchester

.308 Winchester

The .308 Winchester is a rifle cartridge and is the commercial cartridge upon which the military 7.62x51mm NATO centerfire cartridge is based. The .308 Winchester was introduced in 1952, two years prior to the NATO adoption of the 7.62x51mm NATO T65...

 as equivalent to the 7.62x51mm NATO and thus ban it from civilian availability as a "military caliber."

Specifications

180 gr (12 g) Super-X Power-Point bullet.
Ballistic Coefficient: 0.251

Distance	Velocity	Energy	Short Trajectory	Long Trajectory
Muzzle	2510 ft/s (765 m/s)	2519 lbft	-	-
100 yd (91.4 m)	2179 ft/s (664.2 m/s)	1898 lbft	0.0 in	1.5 in
200 yd (182.9 m)	1874 ft/s (571.2 m/s)	1404 lbft	-6.5 in	-3.6 in
300 yd (274.3 m)	1599 ft/s (487.4 m/s)	1022 lbft	-22.9 in	-18.6 in
400 yd (365.8 m)	1362 ft/s (415.1 m/s)	742 lbft	-	-47.1 in