These Carbon Fiber Parts Do Not Come With Hardware Or Any Accessories Such As Bushings Or Washers. Please Use The OEM Hardware Your Bike Comes With When Installing These Parts!This 3K Carbon Fiber Rear Seat Cover Comes In A Twill Weave Pattern And A Gloss Finish. Accurate Clamping, High Durability, Temperature Resistant, No Color Change And No Shell. 1 Five-layer exclusive high-end carbon fiber surface treatment process. 2 Carbon fiber modified parts made of 3K carbon fiber. 3 Dry carbon production process, autoclaved high temperature and high pressure molding. 4 3d scanning of the original parts, high-precision mold.