What is the best electric bike kit on the market?

While there are many electric bike kits on the market, it's difficult to determine which one is the "best" since it depends on the individual's specific needs and preferences. Some popular electric bike kits include the Bafang BBSHD, Tongsheng TSDZ2, and the eBikeling Direct Drive Kit. Each of these kits has different motor power and battery capacity, which can impact their performance and cost. It's important to research and compare different electric bike kits and consider factors like ease of installation, compatibility with your existing bike, and customer reviews to determine which one is the best fit for you.