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The .300 Winchester Magnum (also known as .300 Win Mag or .300 WM) (7.62×67mmB, 7.62x66BR) is a belted, bottlenecked magnum rifle cartridge that was introduced by the Winchester Repeating Arms Company in 1963. The .300 Winchester Magnum is a magnum cartridge designed to fit in a standard rifle action.
6.5-300 Weatherby Magnum.270 Winchester Short Magnum.270 Weatherby Magnum.275 Holland & Holland Magnum.300 Ruger Compact Magnum.300 Remington Short Action Ultra Magnum.300 Winchester Short Magnum.300 Winchester Magnum.300 Holland & Holland Magnum.308 Norma Magnum.300 Norma Magnum.300 Weatherby Magnum.300 Remington Ultra Magnum.30-378 Weatherby ...
List of Winchester Center Fire rifle cartridges.More commonly known as WCF, it is a family of cartridges designed by Winchester Repeating Arms Company. [1] There are many other Winchester cartridges that do not carry the WCF moniker, such as the .300 WSM. .270 Winchester, and .300 Winchester Magnum
A wildcat cartridge based on the .25 WSSM, called the .358 WSSM or .358 BFG, has similar performance to the standard .358 Winchester and .35 Whelen. [6] Additionally, Olympic arms created the .300 OSSM, which is a 25 WSSM necked up to .308” giving performance between 30-06 and .300 Winchester Magnum. [citation needed]
From left to right: .223 WSSM, .243 WSSM, .25 WSSM, .270 WSM, 7 mm WSM, .300 WSM, .325 WSM. Winchester Short Magnum, or WSM, refers to a family of rebated bottlenecked centerfire short magnum cartridges developed in the early 2000s by the U.S. Repeating Arms Company, the maker of Winchester rifles and one of the oldest firearms manufacturers in ...
The .300 WSM also head-spaces off of the case shoulder, versus the older .300 Winchester Magnum's belted head space design. The advantage to this round is the ballistic performance is nearly identical to the .300 Winchester Magnum [ 2 ] in a lighter rifle with a shorter action burning 8 - 10% less gunpowder.
The 243 Winchester Super Short Magnum or 243 WSSM is a rifle cartridge introduced in 2003. It uses a .300 WSM ( Winchester Short Magnum ) case shortened and necked down to accept a .243in/6mm diameter bullet, and is a high velocity round based on ballistics design philosophies that are intended to produce a high level of efficiency. [ 2 ]
It is chambered for .243 Winchester, .308 Winchester, .30-06 Springfield, .270 Winchester, 7mm Remington.Magnum, .300 Winchester.Magnum, .375 H&H Magnum and .458 Winchester Magnum [1] It is drilled and tapped for scope mounts. It can have a barrel length of 22, 24 or 26 inches. It weighs 7 pounds, and has a brown laminated stock.