Precision CNC Machined for Powersports Provides amazing braking controls to your powersports vehicles, as it is designed and manufactured with world leading, cutting edge technologies: - Precision CNC MACHINED and LASER CUT technology - Japanese SUS 420 Stainless Steel - Replacement for ORIGINAL FITMENT All brake disc discs meets or exceeds original fitments, and your powersports Fits: Kawasaki NINJA 400 2018-2021 NINJA 400 SE 2019-2021