Rear guard for Mountain Bike Compatibility and mounting options: The rear guard can be mounted on either the seat post or the rear frame spar, depending on your frame design. It suits bikes with or without rear suspension, providing flexible compatibility for different mountain bikes. Automatic height adjustment: The rear installation can adjust its height automatically to maintain proper coverage as tire size and riding conditions change, helping to reduce mud spray. Adjustable angle, tool: You can easily adjust the angle between the mudguard and the tire to achieve a precise fit. The mudguard is simple to install and remove. Durable and practical: Designed for reliable performance on mountain bikes, with easy on/off use for convenient maintenance or storage. Warm tip: Color and size may vary slightly from photos due to lighting, monitor brightness, and manual measurement. Thank you for your understanding. Applications and use scenarios Mountain trail rides: Use on muddy or wet trails to help minimize mud spray and keep you and your drivetrain cleaner. Urban or commuter rides: Ideal for daily use in rainy conditions; quick to install when needed and easy to remove when not required. Bike sharing or multibike setups: The flexible mounting (seat post or rear frame spar) allows you to transfer the mudguard between bikes with different frame designs without tools.