emaN resU

Why is it so hard to find sprockets? the only ones i can find are cat5 aluminum ones made my vortex. Anything else is like 520
http://www.tobefast.com/Vortex-Racin...Sprockets.html

I found this one but its not in USA and its like 130 shipped
http://www.forstunt.home.pl/en/kawas...-rozmiary.html

offers a steel 50 tooth but again 520
http://sickinnovations.com/sick/inde...roducts_id=249


does anyone know if 7075 T6 aluminum compares too steel sprockets..


i can find a 525 120 link chain no problem but sprockets are crap to find im looking to do a -1/+4 to a 2003 honda F4I