Shauki this is my fast idea for my ringrap build.
want use wheels only for xy and want reduce items to print.
Hihi my wife currenly landing at moscow.
ps know your idea but mavic wheels not are free 
Infact think to take your…only for no loose time in cad(currently is for 32 hole right? ).
how pay it in germany? current best price is for 24 euro each + shipping . free shipping only if buy 3 or more O_O
ok flight traking inform me my wifeand my son are landed at moscow :D…start to make hell from tomorrow.
for my idea need 2…think make upside version or take 4 wheels top xy middle xy button.
good news find localy mavic for 25 each.
but as i tired asked today …currently no have space for it 