26 inch 24inch 20 inch big width bike rim hollow rim wheel completely wheel motor wheel E bike Conversion Kit

We supply complete e-bike conversion kit wheels, including 14 inch ,16inch ,20 inch, 24 inch  26 inch ,700C ,and 29inch ,also can with  big width hollow bike rims and integrated motor wheels for electric bike retrofitting. These wide hollow rims feature a specially designed hollow structure, which effectively reduces overall weight while maintaining high structural rigidity and load capacity, balancing lightweight performance and riding stability. The sturdy big-width rims perfectly adapt to fat and wide tires, delivering great shock absorption and traction for daily commuting and rough road rides. The pre-assembled complete motor wheels simplify the whole e-bike upgrade process, making it easy to convert regular bicycles into electric bikes quickly. As a direct factory product, these wheels support reliable motor matching, undergo strict quality testing, and offer durable construction for long-term daily use and outdoor trips. Multiple size options (20/24/26 inch) meet different frame models and user conversion demands, providing a convenient, cost-effective all-in-one electric bike retrofit solution.