Secure and transport your bicycle with ease using our versatile Bike Frame Adapter Rings, designed to fit most bike types thanks to the included four different sizes of conversion rings. Crafted from premium aluminum alloy, these rings provide exceptional strength and durability while maintaining a lightweight profile for convenient handling. Key Features: · Four Sizes of Conversion Rings: Offers compatibility with a wide range of bike frames, ensuring a stable and secure fit during transport. · High-Quality Aluminum Alloy Construction: Delivers superior strength and excellent bearing capacity, resisting damage and maintaining long-lasting performance. · Easy Installation and Quick Release: Simplifies the mounting process, allowing for fast setup and removal without hassle. · Protects Vehicle and Bicycle: Designed to save space inside your vehicle while preventing damage to both car paint and bike surfaces. · Enhances Safety and Convenience: Provides a reliable method to transport your bicycle securely, giving you peace of mind on every trip. Specifications: · Color: Black · Material: Aluminum Alloy Package Includes: · Multiple size conversion rings for bike frame adapter Ideal for cyclists and outdoor enthusiasts, these durable aluminum alloy adapter rings ensure a secure, convenient, and damage-free way to transport your bicycle inside your vehicle. Optimize your bike transport solution with this reliable and space-saving product.