Disc Brake Rotors: Center-lock to 6-bolt adapters - YouTube
DT Swiss disc brake adapter from Center Lock to IS 6 bolts MTB LordGun online bike store
DT/SWISS CENTERLOCK DISC BRAKE ADAPTER - Mountain Bike Action Magazine
Amazon.com : DT Swiss Centre-Lock to 6-Bolt Fitting Adapter for 15 mm Axles : Sports & Outdoors
Amazon.com: DJC Centerlock to 6 Bolts Rotor Adapter with Lockring, Bike Adapter for Centerlock Convert to 6 Bolts Rotor Disc MTB Road Bike (black) : Sports & Outdoors