Optimize your ride with the Performance Tool Tire Pressure Gauge Keychain. Slip this compact 3 3⁄4” helper onto your keyring to make frequent tire pressure checks a cinch. The easy-to-read analog dial provides precise PSI readings from 10-50, covering the pressure range for most passenger vehicles, trucks, and bicycles alike. Proper inflation improves fuel economy, extends tread life, enhances handling for safer driving, and prevents hazardous blowouts. By maintaining correct pressure with this handy gauge, you'll add miles to your tires and dollars to your wallet at the pump. New generic keywords: tire pressure gauge; tire gauge; pressure gauge; psi gauge; analog tire gauge; tire inflation gauge; car tire pressure gauge; tire pressure checker; tire dial gauge; auto tire gauge; portable air gauge; ompact tire gauge; pocket tire gauge; keychain tire gauge; car keychain gauge; auto accessories; car accessories; tire accessories; tire tools; auto tools; car maintenance; tire maintenance; tire inflation; fuel economy; tire wear; tire safety; tire psi; inflate tires