T4E .43 Caliber Hard Rubber Balls 430 CountSeeking a non lethal, reusable option for your . 43 caliber pistol or marker? Check out the Umarex T4E hard rubber balls. Compatible with T4E models like the Glock 19, Walther PPQ pistol, and other . 43 caliber markers, these solid rubber balls provide a safe and effective training or self defense solution. Simply wash and dry after use for countless repetitions, making them an economical and eco friendly choice. Their high quality makes them ideal