As one of the few manufacturers to do so, NG Brake provides all brake discs with a KBA release, so they can be driven on public roads without further notice. The general operating certificate of the Federal Motor Transport Authority (KBA - Germany) is included with each disc. The OEM version shares the same dimensions as the original item. However, the design may differ from some models. Road approval of the Federal Motor Vehicle Department: yes outer diameter: 310mm inside diameter (mounting): 58mm thickness: 5.0mm holes: 6 hole diameter: 6.5 mm Type: Standard floating (floating) vehicle allocation for rotor NG1180 HONDA CB 1000, 1993 (front) CB 1000 Big One SuperFour 1994-1996 (front) 750 R VFR 1988-1991 (front)