QUNATURE Rear Bike Rack Quick Release Unique Lightweight Cargo Luggage Holder for Road Mountain Touring Bike Rear Rack Bicycle Bag 12L Volume Capacity

["PP Construction: The rear bike rack crafted from 3mm textured PP board, this rack resists mud, rain, and UV exposure. Its non-porous surface wipes clean instantly, withstands corrosion and rust, and maintains structural integrity in wet conditions without warping","Sturdy and Durable：Utilizes triangular force distribution technology to lock tightly onto road, mountain, or touring bike frames. Reinforced straps and multi-angle contact points eliminate wobbling, slippage, and instability on bumpy terrain. Ensures cargo stays fixed even during high-vibration rides","Lightweight and Adaptable：About 0.62 lb, it reduces bike load pressure. The adjustable elastic straps fit bags up to a maximum capacity of 12 liters and a length of 54 centimeters. The flexible side straps and tail straps can adapt to irregular shapes and evenly distribute the weight. This helps alleviate fatigue during long trips","Universal Fit and Frame Protection:Compatible with most road and mountain bikes (requires 12cm seat post gap). Includes scratch-proof POM buckles and 2 thickened silicone gaskets to prevent frame damage. Preinstalled Velcro straps secure firmly without marring paint","Easy To Install：Adjustable quick-release bicycle rear luggage rack clamp, easy to install and remove without tools, comes with installation instructions,improved the usage efficiency"]