The Vintage Ritchey Prolite Aluminum Handlebar is a high-quality flat bar designed for mountain bikes. Made of durable aluminum with a sleek black color, this handlebar is 560mm in length and 25.4mm in clamp diameter. It is the only item included in the set and is compatible with mountain bikes. The Ritchey Prolite model is known for its reliability and performance, making it a great addition to any cyclist's bike components.