Glass manometer with built-in stopcock mounted on backing plate.
Backplate dimensions: 400 x 80mm.
Scale: 80-0-80 with 2mm subdivisions.
Technical Specifications :
Tube measures approx: 406mm long and diameter of 5mm
Retaining ring is 9.5 mm
External diameter for attaching tubing: 5mm increasing to 7mm at the end near retaining ring