The hot topic at Mugello for this weekend's Italian Grand Prix is brakes. With Francesco Bagnaia's much-publicised change in brake disc specification on Sunday in Aragon, there has been plenty of discussion about the improvement in feeling that comes with selecting a larger disc size.
However, increasing the diameter of a rider's brake discs isn't a silver bullet that unlocks performance, and brings with it other drawbacks to consider - such as added weight.
