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

- Bulk packed and poly bagged - Speeds: 5/6/7 - Max Tooth: 48 - Wrap: 20 - Swing: Bottom

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