Pencil pressure passenger tire gauges are made using machined parts, unlike the competition. This durable plated brass tire gauge provides accurate, long life with trouble free performance. This single head straight pencil pressure gauge comes complete with a 4 side nylon indicator bar. Tire gauge has a pressure range of 5-50 PSI or 40-350 kPa and includes a deflator valve. Always check tire pressure when tires are cold.