Timberland Mt Maddsen Mid Waterproof Boot - Youth Size:1 4 stainless steel ball bearings

4 stainless steel ball bearings + 1 roller bearing

Muzzle Velocity : 3110 FPS

And if they do

Weight : 52Gr

Timberland Mt Maddsen Mid Waterproof Boot - Youth Size:1 4 stainless steel ball bearingsDesigned to keep a young ones feet warm and comfortable during all of their adventures. A TimberDry lining will help their toes stay dry and keep their feet nice and cozy. A "Does it Fit?" sock liner gives parents the convenience of knowing when it's time for a bigger pair. Timberland supports responsible manufacturing of leather via the Leather Working Group. Upper made with waterproof premium Timberland leather and synthetic leather Bungee closure