Modify existing part drawings, dwg file, iam file in Autodesk Inventor

In attachment please find : - .ipt part drawings (“as van wiel…”; DIN7991 – M12x40”; “horizontale lat 50x30mm; kokerprofiel 120x50mm; “passtuk in de koker”,…) - .iam “wiel Rolling center” (mid-assembly of wheel) and .iam whole base assembly (“basis voor [login to view URL]”) - .dwg “exploded view with details schuifpoort Am. Ambassade” The purpose of this exercise is : - To modify the wheel into model RC120/18/2V (see picture below, measurements in drawing, measurements in hand drawing) i.o. the one used (121mm of diameter). The embossing of the text is on the same place as on the existing wheel - To modify the "pieces" to connect the wheel to the rectangular base profile inside (“passtuk in de [login to view URL]) and outside (“passtuk [login to view URL]”) - To modify the rectangular profile (hollow) : it is a DIN59410 / 59411 profile 160x80x4mm i.o. the one used i.e. 120x50mm - To modify the metal horizontal bar 50x30mm into a rectangular profile (hollow) i.e. DIN59410/DIN59411 80x40mm - To update the dwg “exploded view with details schuifpoort Am. Ambassade” drawing as illustrated - To update the PDF file as in attachment