Description: 100% Brand new. Improved Stronger Magneto Flywheel Rotor. Strong ability of power generating. Direct replacement to your original unit. All products are tested. Fitment: for CFmoto CF250 CH250 ATV. Specification: Material: Alloy Outer Diameter: 130 mm / 5.12 inch Inner Diameter: 90 mm / 3.54 inch Height: 53 mm / 2.09 inch Central Hole Diameter: 26.5 mm / 1.04 inch Screw Hole Diameter: 8mm / 0.31 inch Screw Hole to Central Hole Distance: 38 mm / 1.5 inch Package Includes: 1 Piece Magneto Flywheel