50 x 68 Caliber Self Defense Balls, Hard .68 Cal Aluminum Paintball Balls Fit for Byrna LE/TCR Salt Supply S2/Pistelle X-68, 7.3 Grams Solid Kinetic Rounds for Home Defense and PlinkingIts A Pack of 50 Rounds . 68 Cal Hard Aluminum Balls. Crafted From Top Class Aerial Aluminum Alloy. Fits Perfectly for Salt Supply S2, Umarex T4E HDR68 HDS68 HDX68 HDB68, Byrna Series(SD LE EP TCR) ,VK M17, Pistelle X 68 Launchers. Can Be Recovered And Reused Over and Over. 7. 3 Grams Each Ball. Much Heavier And More Powerful Than Rubber Balls And Plastic Kinetic Projectiles. Silver Color, Smooth Finish, Seamless, Mirror Polishing For Super Precise