If you are calligraphy beginner on a tight budget looking for an Oblique Holder but are not sure what to get , This could be the answer. It is an oblique holder with PVC body but with an universal  brass flange , that will accept most of regular sized nibs and what more, It can also be used as straight holder , if you wish so( browse  gallery)

The nib shown in the picture is a Zebra G Titanium Nib and is NOT included  with the holder

Check the attached images for the  included nib