- Weather-Resistant and Durable: Made from high-strength aluminum alloy and stainless steel screws, this rear bike rack is designed to endure harsh weather conditions. With a robust weight capacity of 110 lbs, it is ideal for daily commutes, carrying cargo, or embarking on long-distance cycling adventures. - Universal Compatibility: This bike rear rack is engineered to fit most mountain bikes, accommodating round seat posts up to 1.3 inches (3.3 cm) in diameter. Please note, it is not suitable for soft-tail, carbon fiber, folding, small wheel, or rear suspension bikes. Perfect for attaching bike trailers and baskets securely. - Innovative W-Shaped Design: The unique W-shaped structure prevents your bike basket or cargo from scratching against the wheel or spokes. This design ensures safe and secure transportation of your belongings, making it a dependable choice for all your biking needs. - Safety Features: The rear bike rack comes equipped with a red reflector for increased visibility during nighttime rides. This feature enhances safety, ensuring you remain visible whether commuting in the evening or cycling late. Use Scenarios: 1. Daily Commuting: Effortlessly carry your essentials to work or school while ensuring a smooth ride. 2. Long-Distance Cycling: Securely transport your gear and supplies for weekend getaways or extended cycling trips. 3. Family Outings: Attach a bike trailer or basket for family adventures, providing a reliable solution for transporting children or additional cargo.