Choices: (i). Prices range from $5 for a basic gauge to more than $30 for one that is digital, has an air-release button, or even talks. There are two types of pocket gauge: dial-type and pencil-type.; (ii). They are hard to find or they are much more difficult to clean up. New tires are often washed and replace often because they are not being maintained regularly.; (iii). " gauges " are small rubber strips on the wheel, which you place on the tires to prevent them from touching other cars. When you put the gauge in a tire, be sure to use a clean coil wrench.; (iv). While customizable, they will be in the range of 18 to 145 millihz. When you are looking at tire pressures in cars, you should expect them to be more expensive.;Choose from options above and answer: What most naturally follows?

How to fill air in a car's tires
Buy a tire pressure gauge.
Look for the tool at an auto-parts store-something like napa, autozone, checker, kragen, o'reilly, or canadian tire. Pocket gauges are inexpensive and portable.
Answer:
(i).