2pcs Front Brake Disc Rotors for Yamaha Niken 900 / Niken GT 2018-and up 

• Material: stainless steel 420 (2Cr13) and aluminum alloy 6061
• Anodized center hub to avoid oxidation.
• The construction offers great heat dissipation and allows air to circulate through disc to maximize cooling efficiency.
• CNC laser cut slotted design improves rotor cooling for better heat dissipation and water dispersion, the slotted rotor ensures water and dirt are dispersed quickly when braking.
• Optimum shaped lightening hole, to provide weight savings, combined wih improved uniform disc cooling and brake pad cleaning effect.
• Replaces original disc with no modification required.

Front Brake Disc
Outer diameter: 300mm
Inner diameter: 132mm
Thickness: 5mm
Hole quantity: 5
Hole size: 8.4mm
Hole spacing: 150mm