Self Centering.
USA 2.6" - 7" Cylinder Bore Gage Central Tools 6462 (257) Engine Periscope Gauge
COMP Cams 5605 2-6" Dial Bore Gauge Kit w/.0005" Indicator Adj. Range
Central Cylinder Bore Gauge #6462 Fits 2.6"-7" Cylinders
Bore Gauge Set 2"-6" Range, 0.001" Accuracy for Engine Cylinder & Wear Measureme
Central Tools 6462 Periscope Cylinder Bore Gauge 2.6" - 7""
New Dial Bore Gauge 2-6" Engine Cylinder Measuring Tool
