Rims that fit

[Conn SVX]

i checked the ?search but didn't find the info I need . I see a set of wheels for sale 17 " 114.3 5 bolt ... That seems fine offset 40 that seems Ok BUT she said that the bore ( hole in center I guess ) is 73 mil. and there is a cap that covers the nuts what is the axle dia. and how far out does the axle stick out? anyone use this type of a wheel ?
4 Hankook Tires 215/45r17 87H Radial K106 & Rims ALT 17" G-Force , SIZE: 17x7
Also 1 additional Rim minor damage, (dime size damage)