STEP files are provided and here's the Onshape link if you want to edit any of the dimensions:
https://cad.onshape.com/documents/8a8bccc77116a7877743ebc4/w/4e22b6687e8aed67c111c29e/e/1ea586709e335cf64e961fa5?renderMode=0&uiState=6782b3ac890e6971f4a55404
Uživatel se označil za původního autora tohoto modelu.