DoubleStar Introduces Two New Calibers into their Extensive Line of Uppers

DoubleStar 18" .22 Nosler, heavy barrel flattop complete upper
DoubleStar 18″ .22 Nosler, heavy barrel flattop complete upper

Winchester, Ky. ( – DoubleStar Corp, manufacturers of high-quality, US-made AR components, rifles, pistols and edged weapons, is proud to introduce two new calibers to their extensive line of upper choices: the popular .22 Nosler and the .224 Valkyrie. Both calibers are available in an 18” HBAR with the new 15.5” Cloak Handguard or 24” Bull Barrel with the beautiful Diamond Pattern National Match handguard.

The .22 Nosler is available in a 1:8 twist, while the .224 Valkyrie is available with a 1:7 twist. Both calibers are known for their screaming fast velocities and will allow supersonic projectiles out to 1,000 yards.

The new calibers can be found in an 18” .22 Nosler, Heavy Barrel Flattop Complete Upper; 24” .224 Valkyrie, Bull Barrel Flattop Complete Upper; 24” .22 Nosler, Bull Barrel Flattop Complete Upper; 18” .22 Nosler, Heavy Barrel Flattop Barreled Upper; 24” .224 Valkyrie Bull Barrel Flattop Barreled Upper and a 24” .22 Nosler, Bull Barrel Flattop Barreled Upper. MSRP ranges from $539.99 – $759.99.

.22 Nosler and .224 Valkyrie Upper Specifications:

Barrel Length: 18” 24”
Twist Rate: .22 Nosler: 1:8

.224 Valkyrie: 1:7

.22 Nosler: 1:8

.224 Valkyrie: 1:7

Gas System: Mid Length Rifle Length
Barrel Steel: 4140 Chrome Moly 416 Stainless Steel
Handguard: DoubleStar 15.5” Cloak Handguard DoubleStar Diamond Patterned National Match Free Float Handguard
Gas Block: Low Profile Steel Picatinny Rail Aluminum
Muzzle Device: A2 Flash Hider N/A
Upper: Standard MILSPEC Flattop Standard MILSPEC Flattop

For more information about DoubleStar, visit

About DoubleStar Corp.:DoubleStar

DoubleStar Corp., located in Winchester, Kentucky, was formed when customers of J&T Distributing, a leading manufacturer and supplier of thousands of AR15 parts and accessories, requested complete rifles and pistols crafted from the same high-quality, U.S.-made components. DoubleStar now manufactures and supplies not only the commercial market but military and law enforcement forces across the world with rugged and dependable firearms.