Technical condition requirements for removed disk brake callipers

1. The calliper housing may not be cracked, broken or deformed.2. The body may not be strongly corroded or burnt out (structure stability disturbance).3. The screwed holes for fluid and venting may not be deformed; the threads may not be damaged.4. The calliper shall be complete and not dismantled.5. The motor body of the electric calliper may be cracked, but it must be installed.6. The index of the returned core must comply with the index of the purchased final product.