The Kyosho Lazer ZX-S kit comes with a mix of black steel and nickel-plated screws. These were replaced today with Kyosho's titanium JIS head (older style) screws that are lighter and resistant,2008 Kawasaki Ninja ZX-10R,The Kyosho Lazer ZX-S kit comes with a mix of black steel and nickel-plated screws. These were replaced today with Kyosho's titanium JIS head (older style) screws that are lighter and resistant,2008 Kawasaki Ninja ZX-10R,Tall Guy | Kawasaki ZX-10R Forum