- High Strength and Lightweight Design: Crafted from premium CNC-machined aluminum alloy, this bike chain guide adapter is heat-treated for enhanced durability while maintaining a lightweight profile. Its corrosion-resistant and anodized finish ensures longevity, making it a reliable choice for any cycling enthusiast. - Compatibility with ISCG03/05: Specifically designed for ISCG03/05 single-chainring guides, this adapter guarantees optimal performance when installed correctly. For best results, ensure the vertical connection is perpendicular to the horizontal plane during installation. - Versatile Compatibility: Suitable for bottom bracket widths of 68/73 mm, this adapter easily accommodates threaded bottom brackets such as ForBB50, BB51, and BB70. It is also compatible with external bottom brackets, although it does not support press-fit or integrated types. - Robust and Reliable: Made from high-strength aluminum alloy and precision CNC machined, this chain guide adapter is built to withstand demanding conditions while providing dependable performance on every ride. Use Scenarios: 1. Ideal for competitive cyclists looking to upgrade their bike's chain management system for improved efficiency and reliability during races or training sessions. 2. Perfect for mountain bikers who need a durable solution that can handle rough terrain without compromising on performance. 3. Great for casual riders seeking to enhance their cycling experience with a trustworthy component that ensures smooth gear transitions. Invest in this bike chain guide adapter for a blend of strength, compatibility, and reliability that elevates your cycling experience.