1/2" Fine Thread, Know if your spindle is bent right away!, Can also be used to check caster and camber.
Wehrs Machine WM449 Spindle Checker Tool
WEHRS MACHINE Spindle Checker - 1/2-20 in - Steel - Black - Each WM449
Wehrs Machine WM295 Wheel Well Compass
Wehrs Machine WM330 Rear End Gear Change Drain Pan
Wehrs Machine WM422 Tire Groover Pick
Wehrs Machine WM338MP Suspension Measuring Plate
