Shimano SM-MA90 180 Brake Adapter

Shimano disc brake adapters allow the use of different size rotors on your frame or fork.

For 74mm caliper on 74mm fork, using 180mm rotor
Includes surface-treated washers (Shimano part no.Y8LF12000) to prevent corrosion when used with XTR BR-M987 magnesium calipers
Includes mounting hardware.

SPECIFICATIONS

• Brake Caliper Type: Post Mount
  Mount | Rotor Size: Post 160 | Rotor 180