The MBV series of 2-way and 3-way true union manual ball valves, 2, 3 and 4 inches in size. Product features: full port, bidirectional flow, low maintenance and extended service life, handle equipped as a spanner device to adjust carrier, PTFE seat energized by O-ring, ball machined and tumbled to ensure roundness, special mounting pads molded on body for actuator mounting or valve anchoring, blowout proof stem, safety shear stem design, double O-ring seal on stem.