Keenso Bike 3 Speed Front Derailleur, 7/8/9 Speed Aluminium Alloy Mountain Bicycle Front Derailleur Shifter Bike Accessory

Feature: 1. Fit for 42?34?24 teeth three?piece type crankset, high compatibility bidirectional cable arm, support both up and down trace. 2. Light in weight, precision, high strength durable steel forging, high rigidity, accurate and direct power transmission, speed change more sensitive and fast. 3. Solid guide chain piece, with chrome plating , bright, wear ? resistant, rust ? proof, effectively reduce the replacement. 4. H/L high and low position adjustment screws can accurately adjust the transmission to the best working state. 5. 34.9 to 31.8 conversion clip ring, supports 30.8/31.8/34.9mm diameter tube, universal for most mountain bike. Specification: Item Type: Bicycle Front Derailleur Material: Aluminum Alloy+Steel Weight: Approx. 148g/5.2oz Color: Black+Silver Fitment: for 30.8/31.8/34.9mm diameter tube Package List: 1 x Bicycle Front Derailleur