Long-range AR-15 cartridge. Supersonic to 1300 yards. Better than 5.56 for distance. Works in standard AR-15.
Type: Rifle
Introduced: 2017, United States
Parent case: 6.8 SPC
Standardization: SAAMI
Bullet diameter: 0.224" (5.69 mm)
Case length: 1.6" (40.64 mm)
Overall length: 2.26" (57.4 mm)
Max pressure: 55,000 PSI
Rim type: Rebated
Primer: Small Rifle
Typical twist rate: 1:6.5 to 1:7
Muzzle velocity: 2700–3300 fps
Muzzle energy: 1050–1450 ft-lbs
Effective range: 1300 yd
Common bullet weights: 60, 75, 90 gr
Primary use: Target, Competition
Production status: Active
Also known as: 224 Val
History: Introduced by Federal in 2017 as long-range AR-15 cartridge. Marketed as supersonic to 1300 yards. Uses 6.8 SPC case necked to .224. Competition from 6mm ARC hurt adoption.
Notable firearms: AR-15, MSR-15 Valkyrie
Similar cartridges: .22 Nosler, 6.5 Grendel