This is the replacement gauge and knob assembly for the
Roscoe Heavy-Duty Aspirator. It measures the suction strength of the aspirator
and features an anti-vibration setting.
Measures suction strength of aspiratorOperates in 0-30 PSI rangeFeatures an anti-vibration gauge settingFor use with the Roscoe Heavy-Duty Aspirator
(#ASP-HD)Sold individually