Agricultural Trailer Axles

i´m looking for

-axes (without brake - square 50 mm)
-axes (without brake - square 60 mm)
-axes (with brake - square 50 mm)
-axes (with brake - square 60 mm)
-wheels 4.00-8 (hole 20 mm)
-wheels 10.0/80-12 10 pr
-wheels 10.0/75-15,3 12 pr
-wheels 11.5/80-15,3 14 pr
-wheels 13.0/65-18 16 pr
-wheels 400/60-15,5 14 pr