Feature:1. Using high quality aluminum alloy material, CNC anodic oxidation treatment, high strength.2. Wear resistance, light, corrosion resistance, durable, can maintain a long service life.3. Easy to install, before and after the installation can be replaced, suitable for mountain bike, installation and disassembly is very convenient.4. Excellent hardness can withstand brake wear, long service life, the brake adapter can help you to brake quickly, stably, safe and reliable.5. Compatible with practical accessories for bicycle enthusiasts, available for bicycles, standard center lock 6 bolt disc brake rotor adapter.Specification:Item Type: Centerlock 6-hole AdapterMaterial: Aluminum AlloyWeight: Approx.29g or 1ozColor: ColorfulProcess: Cnc AnodizingCenter Distance: BCD 44mm or 1.7inSix-Nail Disc: Inner Diameter: Approx. 35mm or 1.4in, Hole-to-hole Center Distance: Approx. 44mm or 1.7in, Height: Approx. 9mm or 0.4inCompatibility: Used to Convert the Center Lock Hub into a Six-pin Disc with a 44mm Hole PitchApplication: Bicycles, Mountain Bikes.Package List:1 x Set of Centerlock 6-hole Adapter (2 Accessories in Total)