Designed for folding bicycles, this chainring provides a lightweight, performance upgrade for riders who value efficiency and reliability. Material and durability: Crafted from strength aluminum alloy for strong durability while keeping weight low. Compatibility and sizing: Available in multiple sizes 45T, 47T, 53T, 56T, and 58T to fit a range of folding bike models, and it enhances the bike's aesthetic appeal. Precision and performance: Features precise tooth spacing and integrated mounting to ensure efficient transmission and smooth pedaling. Use scenarios: City commuting on a folding bike: upgrade for more responsive acceleration and better gearing options. Outdoor riding and light touring: weight reduction plus reliable power transfer on varied terrains. Bicycle modification or upgrade projects: or chainring to optimize gearing and performance. Function and features at a glance: folding bicycle chainring, strength aluminum alloy, multiple size options, precise tooth spacing, efficient transmission, aesthetic enhancement.