Tennis ball holder for bicycles

thingiverse

This is an ingenious tennis ball holder that fits perfectly onto any bike with pre-drilled bottle holder holes, making it easy to screw in place. Tired of fumbling around for a way to transport your tennis balls while biking? Here's the ultimate solution: this versatile holder can keep you supplied with balls whenever and wherever you need them - whether you're just out walking the dog or engaging in bike-tennis tournaments as a professional. The possibilities don't stop there. You can also mount it on cars, hovercrafts, or even tanks if you prefer not to ride a bicycle.