Answer:
It can cause deflation of tires when dropped from the rear of spy cars.
There are several different kinds, but the one you pick doesn't do its job. What is it?
I march before armies, a thousand salute me. My fall can bring victory, but no one would shoot me. The wind is my lover, one-legged am I. Name me and see me at home in the sky.
In buckles or lace, they help set the pace. The farther you go, the thinner they grow.
Weight in my belly, Trees on my back, I travel fast in my place, but feet is a feature I lack
What did the piece of wood say when he saw the screwdriver and screws approaching?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?