These PYREX® enlarging adapters have a 10/30 Standard Taper outer joint at the top and a larger 19/38 Standard Taper inner joint at the bottom.
Item Description:
These PYREX® enlarging adapters have a 10/30 Standard Taper outer joint at the top and a larger 19/38 Standard Taper inner joint at the bottom.
Product Family Description:
With an outer standard taper joint at the top and a larger inner standard taper joint at the bottom.