Super Pro 80960BU Pool Spa Filter Water Pressure Gauge, 0-60 PSI, Bottom Mount, 1/4-Inch Pipe Thread
From the product description, check product page for current description, price and availability:
- 2″ DIAL FACE
- 1/2″ NPT BRASS bottom Mount
- Range: 0-60 PSI
I use a similar gauge (different manufacturer and model) in my Spunding Valve Build. A Spunding Valve allows you to ferment under pressure, naturally and precisely carbonate in the keg, fix over-carbonated beers and more. See: [Build a Spunding Valve].
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Build a Spunding Valve – Step by Step