Specification :
KF25 (NW25) to KF16 (NW16) Conical Reducer, Stainless Steel, Vacuum Adapter
KF-25 Flange diameter 40 mm / KF-16 Flange diameter 30 mm,
End to end length 40 mm
Reasonable priced optional vacuum parts
Application: vacuum fittings

Package Included:
1 piece of KF25 (NW25) to KF16 (NW16) Conical Reducer