3M 26104, PPS Series 2.0 Adapter, Type S20, 1/8 Male, 27 Thread NPSM, 7100135929 
Insize 4120-20, METRIC THREAD RING GAGE, GO, M20x2.5, 6928640341519
$72.81
Go and No-Go gages are supplied separately.
Class 6g.
Standard ISO1502.
Supplied with manufacturer inspection certificate.
Related products
$27.52
$27.52
Paint Preparation
3M 26120, PPS Series 2.0 Adapter, Type S28, 17.5 mm Female, 19 TPI Thread, 7100135956
$27.52
$27.52
$27.52