SHIMANO SM-MA-F180P/P2 Disc Brake Adaptor - For 180mm Disc Brake Rotor, 74mm Caliper, 74mm Frame/Fork Compatio_enriched Lighter front shifting operation

Lighter front shifting operation

the Arch S1 is made for maximum durability

Thicker 2mm disc brake rotor features spokes coated in thermal dissipating paint for superior heat management

Compatible with Shimano rear derailleurs

Brake Caliper: BR-M7120 4-piston

SHIMANO SM-MA-F180P/P2 Disc Brake Adaptor - For 180mm Disc Brake Rotor, 74mm Caliper, 74mm Frame/Fork Compatio_enriched Lighter front shifting operationShimano Disc Brake Adaptors allow the use of different sized rotors to your frame or fork. Allows 140mm Post Mount forks and frames to use 160mm disc brake rotor Allows 160mm Post Mount forks and frames to use 180mm disc brake rotor Includes mounting hardware