3M 26104, PPS Series 2.0 Adapter, Type S20, 1/8 Male, 27 Thread NPSM, 7100135929 
Insize 2323-16, BORE GAGE, 10-16″, 6928640329302
$300.67
Dial Indicator Range .25″, Graduation .0005″
Optional accessory: setting ring (part no. 6313), long handle (part no. 7351), bore gage setter (part no. 2395-400)
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