Shimano, Ultegra Di2 ST-R8170 / BR-R8170, Road Hydraulic Disc Brake, Front, Flat mount, 160mm, Black, IR8170DLF6SC100F

TRP, EVO X, MTB Hydraulic Disc Brake, Left, Post mount, Disc: Not included, Black

Shimano, BR-RS305, Road Mechanical Disc Brake Caliper, Rear Only, Flat mount

TRP, Spyre, Road Mechanical Disc Brake, Front or Rear, Flat mount, 140 or 160mm (not included), 154g, Black

Shimano, GRX Di2 ST-RX825 / BR-RX820, Road Hydraulic Disc Brake, Front, Flat mount, 140 or 160mm (not included), 146g, Black, IRX8251DLF6SC100A

Shimano, 105 ST-R7120 / BR-R7170, Road Hydraulic Disc Brake, Front, Flat mount, 160mm, Black, IR71202DLF6SC100A