These long-lasting pads have an HH friction rating and are TUV tested and ECE R90 type approved. Long-lasting and works well in either wet or dry riding. Street Sport Sintered High-performance HH friction-rated sintered metal pads made in the USA with an exclusive Premier formulation. The PH brake pads offer maximum durability and unbeatable performance under heavy braking and high-speed use. For off-road use select the PR range for MX and ATV applications. Reminder: one set of brake pads services one brake disc if you are servicing multiple discs you will need multiple sets of brake pads. Fits: Honda CB450S 1986-1990 CBR250R MC17 1987 CBR400R Aero 1986-1987 CBR600F 1987-1990 NSR250 MC16 1986-1987 VFR400 NC21 1986 VFR400 NC24 1987-1989 XRV750 Africa Twin 1990-1993