Minimizes muzzle flash to counteract the flash’s negative effects on the shooter’s night vision – Proprietary design virtually eliminates the annoying tuning-fork effect that’s common with prong-style flash hiders – Sleek unobtrusive design – Purpose-built for tactical use – Caliber: .22 – Includes: crush washer for installation – Material: 416 stainless steel – Finish: black nitride – Length: 2.25 – Weight: 2 oz.