Description: 【Durability】Constructed from metal materials, this brake drum assembly is designed to withstand high temperatures and maintain consistent braking efficiency even during prolonged use, ensuring long term performance and rider safety. 【Responsiveness】Features advanced friction material technology for highly sensitive braking action, delivering rapid stopping power while protecting the from damage, ideal for daily commuting and demanding riding conditions 【Protection】Engineered with waterproof and rust resistant properties, this complete brake assembly extends service life and reduces maintenance frequency in all weather conditions, making it a reliable choice for electric bike owners and repair technicians 【Compatibility】Specifically designed to fit 50 type simple electric bikes and other models with matching dimensions (8.8*8.8cm), ensuring a precise fit for easy installation or replacement 【Comprehensive Set】Package includes a front drum brake assembly with integrated brake shoes, providing everything needed for efficient front wheel braking system upgrades or repairs Specification: Material: Metal  Size Chart: 8.8cmx8.8cm/3.46inchx3.46inch  Package Includes: 1 Front Drum Brake Pad Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.