Front

- 42-34-24t and 48-38-28t compatible, suitable for most Shimano 3x7/8sp drivetrains - Top swing with alloy base bracket/clamp - Dual pull design is convertible between top-pull and bottom-pull cable routing - Multi-clamp insert converts the 34.9mm clamp to fit 31.8mm and 28.6mm seat tubes - For standard 66-69 degree chainstay/seat tube angles - 143g

Optimized for Shimano compatible 9-speed road drivetrains, R9 front derailleurs feature metal construction and rapid shifting response. - Cold-forged aluminum body

- Prevents chain derailment when shifting to inner ring - Adjustable hose-type clamp fits 1-1/8" to 1-3/8" seat tubes

Mezzo front derailleurs offer durable construction and seamless compatibility with existing systems, making repairs and upgrades easy. - Aluminum bracket, plastic body - Includes 31.8mm clamp adapter