Avid, BB7 Road, Mechanical disc brake, Grey, Front or rear, No rotor, No adapter

Avid, BB7 MTB, Mechanical disc brake, Grey, Front or rear, No rotor, No adapter

New Trade In - Tektro mechanical disc brakeset - Front or Rear - Lever & Caliper

Shimano, SLX BL-M7100/BR-M7120, MTB Hydraulic Disc Brake, Front, Post mount, Disc: Not included, 444g, Black, Set

SRAM, Apex AXS D1, Road Hydraulic Disc Brake, Rear, Flat mount, Black

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