The Windrunner M96 is a bolt-action, magazine-fed rifle designed by American firearms designer William Ritchie and manufactured by his company, EDM Arms. It is chambered for .50 BMG

.50 BMG

The .50 Browning Machine Gun or 12.7×99mm NATO is a cartridge developed for the Browning .50 caliber machine gun in the late 1910s. Entering service officially in 1921, the round is based on a greatly scaled-up .30-06 cartridge...

, and a variant designated the M98 is chambered for .338 Lapua Magnum. It was designed to be able to be broken down in less than a minute. The Windrunner rifle was also provided under private label

Private label

Private label products or services are typically those manufactured or provided by one company for offer under another company's brand. Private label goods and services are available in a wide range of industries from food to cosmetics to web hosting...

 to CheyTac in 2001 and sold as the CheyTac Intervention

CheyTac Intervention

The CheyTac Intervention is an American bolt action sniper rifle manufactured by CheyTac LLC for long range soft target interdiction. It is fed by a detachable single stack magazine, which holds 7 rounds. It fires .408 CheyTac or .375 CheyTac ammunition...

 in .408 and .375 Cheytac.

In late 2006, Bill Ritchie sold the design and manufacturing rights for the small receiver Windrunner to David Ives of Nemesis Arms. Nemesis Arms manufactures the small action Windrunner rifle chambered for .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...

. The Windrunner M96 was featured in an article on .50 BMG rifles in the January 2003 issue of Law Enforcement Technology.