the tri spokes are for sale....
what middle section
3 piece rim.......
they are a centre an outer and an inner
i can get outers and inners you use your centre and inner or outer.. to suit specific rims.. and only 15 in diameter
as for cheap.. what do you consider cheap?
i try to only buy JDM rims ...works, Rays ,Volks ,SSR's , Advans , Dunlops, Hayashi's etc
will be doing another pair fairly soon , may do a tech article if people are interested................