It goes with the original spacers, bearings and a Vortex aluminum 520/39 sprocket !!!!
Fits plug and play in all ZX10R 11/15 and to 16/20, just make the spacer 1 or 2mm larger, very easy to do.
Amazing wheels, with exc. price, $ 2,300.00 plus shipping (DHL EXP. WORLDWIDE)
Thanx, Claudio Naves.
whts 55 61 98133 6974