Comparison : Item # PGAM1620CBB#4, PGAM Series 2.13 Inch (in) Dimension H2 M16 x 2 Carbon Steel Direct Pressure Gauge Adapter
Item # PGAM1620CBN1/4, PGAM Series 2.09 Inch (in) Dimension H2 M16 x 2 Carbon Steel Direct Pressure Gauge Adapter
Item # PGAM1620CBS#4, PGAM Series 2.10 Inch (in) Dimension H2 M16 x 2 Carbon Steel Direct Pressure Gauge Adapter
Item # PGAM1620CVN1/4, PGAM Series 2.09 Inch (in) Dimension H2 M16 x 2 Carbon Steel Direct Pressure Gauge Adapter
Item # PGAM1620CVS#4, PGAM Series 2.10 Inch (in) Dimension H2 M16 x 2 Carbon Steel Direct Pressure Gauge Adapter