ZTTO Bicycle Hub Center Lock Adapter to 6 Bolt Disc Brake Boost Hub Spacer 15x100 to 15 x 110 Front Rear Washer 12x148 Thru Axle

--Made of aluminum alloy material,wear resistant, sturdy and corrosion resistance. --Ergonomic design, make you easy and comfortable to use. --Easy installation without additional adjustment. --Products can be installed and use without modification, easy to install, no installation instructions.Description Type Bicycle saddle Material polyurethane Applicable models mountain sports cars size one size Color 189 black red 189 black blue 188 black red 188 black blue Package List 1 seat Note The colors deviation might differ due to different monitor settings Manual measuring please allow 1 3mm errorthank you