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Continue to ChatBrake Shoe Tension Spring - Jianshe, 400cc - HW9742 - PBC670F1 - https://www.electricbikeusa.net/express-parts-catalog/brakes/brake-shoe-tension-spring-jianshe-400cc-hw9742-pbc670f1
Brake Shoe Tension Spring - Jianshe, 400cc - HW9742 - PBC670F1 - https://www.electricbikeusa.net/express-parts-catalog/brakes/brake-shoe-tension-spring-jianshe-400cc-hw9742-pbc670f1