The Shimano XTR R180P/S Disc Brake Adaptor is designed to allow the use of a 180mm rotor with a 74mm caliper on a 51mm frame. This adaptor is part of Shimano’s disc brake system, which enables riders to customize the brake setup to accommodate different sized rotors and frames.
Key Features:
- Disc Brake Adaptor: The R180P/S is a disc brake adaptor, which means it acts as an interface between the brake caliper and the frame or fork. In this specific case, it allows the mounting of a 180mm rotor on a 74mm caliper that is installed on a 51mm frame.
- Rotor Size Compatibility: The adaptor is designed for use with 180mm rotors. It allows riders to use a larger rotor size for increased braking power and improved heat dissipation, which can be beneficial in demanding riding conditions.
- Caliper and Frame Compatibility: The R180P/S adaptor is intended to be used with a 74mm caliper mounted on a 51mm frame. It ensures that the caliper is correctly positioned to interact with the larger 180mm rotor.
- Mounting Hardware Included: The package includes the necessary mounting hardware for attaching the adaptor to the frame and mounting the caliper securely.
- Shimano XTR Series: The R180P/S Disc Brake Adaptor is part of Shimano’s XTR series, which is known for its high-performance and precision engineering. As part of the XTR line, this adaptor meets the high standards of quality and reliability that Shimano is renowned for.
Specifications:
| Brake Caliper Type | Post Mount |
| Mount | Rotor Size | Rear IS | 180 Rotor |
