Safe Material Made from reinforced ABS plastic with an impact and abrasion resistant surface. Provides durable long term use and peace of mind for cyclists. Variable Speed Support Optimized cable path design prevents tangles and improves front derailleur operation. Increases compatibility with a wide range of mountain bike and road bike setups, ensuring smooth and reliable gear shifting. Enhances the performance of cable guides. Friction Reduction Efficiency Bottom bracket design reduces cable friction for stable transmission performance. Optimized framefit support aids uninterrupted running. Smooth Installation Dual position flexible mounts and adjustable mounting points allow precise cable alignment and an efficient installation process. Use scenarios Mountain biking on technical trails: prevents cable snagging and maintains reliable shifting on rough terrain, improving overall ride confidence. Mixed bike setups or changing frames: supports various mountain and road configurations, keeping shifts smooth when switching bikes or adjusting derailleur types. Commuting and long rides: durable construction and lowfriction routing contribute to consistent performance with minimal maintenance. Key attributes Material: reinforced ABS plastic Function: cable guide for front derailleur operation, friction reduction, and smooth shifting Compatibility: broad MTB and road bike compatibility Performance: improved gear shifting reliability, stable transmission, and easy installation Installation: adjustable dualposition mounts for precise alignment