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The Benefits of an Indoor Road Bike Trainer A trainer will assist you in developing your power and bike handling abilities in a controlled and safe environment. But not all trainers are equal. Options range from simple mats to keep your floor clean to sophisticated gear that simulates headwind, climbing and sway. Here are six things to consider when buying an indoor road bike. Safety Indoor bike trainers are a vital component of many cyclists' training. It helps them eliminate the effects of the weather and terrain