- High Strength and Lightweight Design: Crafted from high-strength CNC aluminum alloy, this bike chain guide adapter is heat-treated for durability and features a lightweight design. It is corrosion-resistant and anodized for long-lasting performance. - Compatible with ISCG03/05: Specifically designed for use with ISCG03/05 single chainring guides, this adapter ensures optimal functionality when the vertical connection is installed perpendicular to the horizontal plane. - Versatile Compatibility: Suitable for bottom bracket widths of 68/73 mm, it can be installed on threaded bottom brackets such as ForBB50/BB51/BB70. It is compatible with external bottom brackets, but not with press-fit or integrated types. - Durable and Reliable: Made from high-strength aluminum alloy and precision CNC machined, this chain guide adapter is robust and delivers reliable performance in demanding conditions. Use Cases: 1. Ideal for mountain bikers seeking a lightweight yet strong solution for chain retention while tackling rugged terrains. 2. Perfect for road cyclists looking to enhance their bike's drivetrain efficiency with a reliable chain guide setup. 3. Suitable for casual cyclists who want to ensure their bike is equipped with dependable components for everyday rides. Experience improved performance and durability with this high-quality chain guide adapter, designed to meet the needs of serious cyclists.