ADD621 Automotive Compression Gauge

Description
Quick disconnect coupler separates hose from gauge allowing faster,easier connections to the engine
Push-button side release valve allows repeated testing without disconnecting
14mm,18mmand 14mm long reach adapters included
Easy-to read 2-1/2"gauge
Bourdon tube movement forac curate readings
Standard and metric scales:0-300 lbs per sq in 0-2100 kilopascals
I'll strated instructions included
Size:26cm*12cm*3cm
Weight:0.6kg