Hadley Dual Air Horn

Fitting: 7/16"-24 UNS Diameter: 9.15 cm Diameter: 3.6 Inch Info: Dual horn, black body, tubing, parts, manual lanyard valve. Needed: Air pressure supply 4bar - 8bar ( 60 - 120 psi). Powered: by air compressor (excluded). Length: 39 cm Material: Zinc, Chrome Noise level dB: 120-135 dBd Length (inch): 15.5 Inch