Shimano BP L05A-RF Resin Brake Pads With Fins perform well in all conditions, ensuring excellent stopping power at all times. These brake pads are fade-resistant, produce minimal noise, and have a longer pad life than their competitors. These Shimano L05A-RF Resin Pads w/Fins replace L03A Pads. They are suitable for Dura Ace, Ultegra, 105 and GRX 2-piston flat-mount disc brakes.