Rhinowalk Bike Top Tube Bag, Quick-Release System, Waterproof 600D TPU Cycling Frame Bag with Bolt-On Mount, Slim Aerodynamic Hard Shell Storage

• 🚴 FSB Flying Saucer Quick-Release System: Equipped with the innovative FSB (Flying Saucer Buckle) quick-release system, this bike top tube bag can be installed or removed in seconds. Secure locking keeps the bag firmly in place even on rough roads.
• 🌧️ Fully Waterproof & Welded Construction: Made from eco-friendly 600D TPU polyester with RF-welded seams and waterproof sealed zipper, ensuring reliable protection against rain, splashes, and road spray during daily rides or long-distance bikepacking.
• ⚡ Slim Aerodynamic Design – No Knee Rub: Ultra-slim 5cm profile reduces wind resistance and prevents leg or knee interference while pedaling. The reinforced rigid top plate maintains shape and prevents sagging or deformation over time.
• 🔌 Built-in Charging Cable Port： Designed with a convenient cable outlet, allowing you to charge your phone, GPS, or cycling computer on the go using a power bank stored inside the bag.
• 🔩 Bolt-On Mount – Frame-Specific Fit： Designed exclusively for bike frames with top tube mounting bolts. Supports multiple mounting positions, including top tube or bottle cage bolt locations, making it compatible with various frame sizes and geometries. ⚠️ Not compatible with frames without top tube bolt holes.

Designed for both daily commuting and long-distance cycling adventures, this quick-release bike top tube bag offers a clean, secure, and aerodynamic storage solution for modern riders. The FSB Flying Saucer Buckle Quick-Release System allows fast installation and removal without sacrificing stability. Once mounted using the included M5 bolts, the bag stays firmly fixed to your frame—no wobbling, no straps, no distractions. Constructed from premium 600D TPU-coated polyester, the bag features RF-welded seams and a waterproof sealed zipper to keep your essentials dry in unpredictable weather. The rigid reinforced top panel provides excellent shape retention, protecting your gear while maintaining a sleek profile. With enough space for snacks, smartphone, power bank, keys, and small tools, plus a built-in charging cable port, this bolt-on top tube bag is an ideal companion for road cycling, gravel riding, commuting, and bikepacking. Reflective logo printing enhances visibility for safer night riding, while the narrow body design ensures maximum comfort and efficiency on every ride. 🔹 Specifications Material: 600D TPU Polyester Dimensions: 22.5 × 5.3 × 9 cm Weight: 190 g Color: Black Mounting Type: Bolt-on (Top Tube / Bottle Cage Mount) Compatibility: Frames with top tube mounting bolts only Package Includes: 1 × Bike Top Tube Bag 2 × FSB Flying Saucer Buckles 2 × M5 Mounting Screws