Shimano, Ultegra Di2 ST-R8170 / BR-R8170, Road Hydraulic Disc Brake, Rear, Flat mount, 160mm, Black, IR8170DRRDSC170F

SRAM, Force22, Road disc brake with shift/brake lever combo, Flat Mount, Rear, 11sp

SRAM, Motive Ultimate A1, MTB Hydraulic Disc Brake, Front, Post mount, Silver

SRAM, Force 22 / CX1, Hydraulic Road Disc Brake

Shimano, Dura Ace Di2 ST-R9270 / BR-R9270, Road Hydraulic Disc Brake, Rear, Flat mount, 140 or 160mm (not included), 175g, Black, IR9270DRRDSC170F

Shimano, GRX BR-RX820, Road Hydraulic Disc Brake, Rear, Flat mount, 140 or 160mm (not included), 140g