Bike Frame Screw Hole Plugs, M5 Water Bottle Cage Caps, Cycling Thread Protector, Rubber Dust Cover for Road Mountain Bicycle Rust Prevention (20pcs)

• 【Complete Thread Protection】These rubber plugs seal M5 screw holes tightly to prevent water, dirt, and mud from entering. They completely eliminate the worry of rusted threads during rainy or off-road rides.
• 【Gentle & Reusable Rubber】Crafted from durable rubber with moderate hardness for easy insertion without damaging delicate inner threads. This guarantees long-lasting performance and effortless reuse.
• 【Effortless Installation】The brilliantly engineered shape allows you to press the cap in or pull it out remarkably fast using just your fingers. It provides a smooth setup that saves time when attaching accessories.
• 【Incredibly Lightweight Build】Weighing only about 0.12g per piece, these tiny covers add zero noticeable weight to your bicycle. They are perfect for passionate cyclists who care deeply about speed and efficiency.
• 【Versatile Cycling Accessory】Designed to fit standard M5 water bottle cage holes perfectly on most road and mountain bicycles. An essential addition for maintaining a clean and professional bike appearance.

1. [Complete Thread Protection]: Keep your bicycle frame in exceptional condition. These intelligently designed rubber plugs seal the M5 screw holes tightly, preventing water, dirt, and mud from entering. It completely removes the worry of rusted threads during rainy rides or rough off-road biking. 2. [Gentle & Reusable Rubber]: Protect your valuable bike components beautifully. Crafted from highly durables rubber with moderate hardness, it inserts easily without damaging the delicate inner threads. It guarantees an exceptionally long-lasting performance, allowing you to reuse them multiple times effortlessly. 3. [Effortless Installation Process]: Upgrade your cycling gear with absolute ease. The brilliantly engineered shape allows you to press the cap in or pull it out remarkably fast using just your fingers. It provides an exceptionally smooth setup, saving you time when attaching or removing accessories. 4. [Incredibly Lightweight Build]: Enjoy your rides without any extra burden. Weighing only about 0.12g per piece, these tiny covers add zero noticeable weight to your bicycle. It acts as a highly efficient protective accessory, perfect for passionate cyclists who care deeply about speed and efficiency. Packaging list: 5/10/20/50 * M5 water jug stand screw hole plug Product Name: M5 Water Jug Holder Screw Hole Plug Color: Black Material: Rubber Specification: 5/10/20/50 pieces Single weight: 0.12g ① Regarding Color Aberration Due to the variations in light, angles, and the display effects of different devices (phones/computers), there may be slight color differences between the actual product and the image. This issue is not a quality problem. The final color should be based on the actual product received.