Deluxe gauge with heavily chrome plated precision crafted & luminescent dial for visibility in all light conditions.

300mmHg no pin stop manometer for visual verification of accuracy.

Individually passed testing standard of +/- 3mmHg at 5 different test points 300, 240, 180, 120, & 60 mmHg for accuracy.

Passed endurance test- putting through 20,000 inflation cycles.