Dual Action: Doubles volume per stroke for quick inflation up to 120 psi / 8 bar. Integrated Gauge: Easy-to-read 1-1/8" diameter analog gauge for accurate pressure readings. Durable Construction: Aluminum barrel and thumb lock, polymer handle. Compact and Lightweight: Weighs 4.09 oz and measures 8.6" x 1.3" x 1.2". Additional Features: Includes an integrated dust cap and side mount bracket for easy attachment.