Item # K32630DIAPHRAGM; FLYWHEEL STEP: FLAT
Item # M192196FLYWHEEL STEP: FLAT WITH SPACERS
Item # W13865INTERCHANGEABLE WITH W13866; FLYWHEEL STEP: FLAT
Item # W830262INTERCHANGEABLE WITH W830263; FLYWHEEL STEP 1.437"
Item # W830263INTERCHANGEABLE WITH W830262; FLYWHEEL STEP 1.437"