Brembo Racing brake caliper kit (2) GP4 RX 4-piston 32/32, fits BMW S1000RR & HP4 OEM fork, aluminum CNC machined, nickel coated, 100mm hole distance, fits brake discs 4.5-5.5 mm, 34 mm rotor height, weight 1000 grams, offset 22.5 mm, brake line fitting M10 x 1, brake pads included. For BMW 2010-11, 2012-14, and 2015-on.