These are the bolts that are required to mount Brembo Brake Rotors
These are made of durable stainless steel and have a tapered neck that fits snugly into the rotor hole.
These are sold per bolt. You need qty. 6 per rotor for most applications.
Loctite 243 is available separately and is strongly recommended.
Equivalent to Aprilia Part Number AP8152286
Torque spec from Aprilia Service Manual seen below: