Viair 2" diameter gauge.  
Max working pressure of 160 psi. 
The Dual Needle is also available in 220 psi.
Comes with a white or black illuminated face, single or dual needle.

Single Needle $20.00 Qty: White Black

Dual Needle $35.00 Qty: 160 PSI 220 PSI White Black

KP Components
2" 200 PSI White Face Gauge

Single Needle $25
Dual Needle $45 

Air Zenith 220 PSI Digital Gauge
Includes one sensor.
Additional sensor can be added to read two separate air sources,
On-Off-On toggle switch is also needed to accomplish this.

$70 each
                   $30 additional sensor 

Stainless Steel Gauge Panels
(gauges not included) 

Digital Displays with Five 400 PSI Sending Units

Rectangle: 3 3/8"W x 1 5/8"H  x 2 5/8"D Bezel: 3 5/8"W x 1 7/8" H

Round with Chrome Bezel: 2 1/16" Diameter x 1 3/4" Deep  Bezel: 2 3/16"