Tire beater

Tire Thumper
https://www.shippingcontainertool.com/how-to-thump-tires-to-check-if-they-are-properly-inflated -
A quick and easy way to check tire pressure is by thumping your tires. Some trucks have many tires and tire thumping is the fastest method for checking tire pressure before hitting the road.
#TireThumper