Features 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 Adapter Material: Aluminum Alloy Weight: Approx.29g/1oz Color: Colorful Process: Cnc Anodizing Center Distance: BCD 44mm/1.7in Six-Nail Disc: Inner Diameter: Approx. 35mm/1.4in, Hole-to-hole Center Distance: Approx. 44mm/1.7in, Height: Approx. 9mm/0.4in Compatibility: Used to Convert the Center Lock Hub into a Six-pin Disc with a 44mm Hole Pitch Application: Bicycles, Mountain Bikes Package List 1 x Set of Centerlock 6-hole Adapter (2 Accessories in Total)