Beckett 14522P 11/2X11/4 Vent Alarm

Gauge has a large, easy to read vial constructed in break resistant plastic
Float is impervious to petroleum products
Tangle-free solid klink hinge withstands rough handling
Gauge is constructed in durable cast iron with a corrosion-resistant powder coating finish
Threaded size bottom male 1-1/2 in. and top female 1-1/4 in.