These Predator Polymag Hades .22 Cal. 15.89 Grain Air Gun Pellets [250] are perfectly manufactured to give the best experience, each pellet features a specially designed hollow point top that maximises expansion. Developed to offer unsurpassed accuracy. Caliber .22 [5.5mm]; Weight 15.89 Grain; Length, mm 7.25; Quantity 250 pcs.