The high-performance wheel hub designed exclusively for your fat tire electric bike or standard bike, compatible with most 20 inch electric bike models. This robust and reliable wheel hub combines cutting-edge technology with a durable construction to elevate your riding experience. The Double Wall Aluminum rim, measuring an impressive 16.5 inches, not only enhances the overall strength of the wheel but also ensures a sleek and modern aesthetic. The 20x4-inch dimensions make it a perfect fit for fat tire applications, providing excellent stability and control, especially in off-road or challenging terrains.