please send my a variable speed belt drives

i want 4 speed belt drives in makesoft for v_belt in this dimensions:
1) d1=13'' , d2=10''
2) d1=4'' , d2=7''
3) d1=17'' , d2=20''
4) d1=22'' , d2=24''
my professor said it should be modelled in make soft
but i have just catiav5r19 in my pc.
please send my STEP file.

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