1) Hydraulic Pressure Gauge Having Glycerin Filled In 63Mm Dial 1/4 Bsp Thread Center Nipple Adopter (0-100 Bar) Pressure, With Flange, Plasser Part No. Hy154.23. Make: Plasser, Stauff, Wika, Pricol Only. 2) Hydraulic Pressure Gauge Having Glycerin Filled In 63Mm Dial 1/4 Bsp Thread Side Nipple Adopter (0-600 Bar) Pressure, With Flange, Plasser Part No. Hy154.28. Make: Plasser, Stauff, Wika, Pricol Only. 3) Hydraulic Pressure Gauge Having Glycerin Filled In 63Mm Dial 1/4 Bsp Thread Sid