Bike Derailleur, Mountain Bicycle Rear Derailleur, 1 Pair Triple 3X7/8/9 Speed Bicycle Gear Shift Derailleur Left/Right Shifter(3 * 7 Speed)

Practical and Convenient: Dial 3 speed with your left hand, dial 7/8/9 speed with your right hand Easy to Operate: Bicycle shifters eatures quick installation and removal, optional specifications: 3x7 speed, 3x8 speed, 3x9 speed Stable Performance: With exquisite machining, the mountain bike gear shifter is perfectly compatible with for speed control system, provides transmission High Quality: The bike derailleur is made of premium metal material, takes integrated design, lightweight and tough, not easy to damage Widely Used: The bike gear shifter and derailleur set can be used for most mountain bikes, racing bikes, recreational vehicles, city bikes, folding bikes, etc., Weight: 0.6944561253 Pounds, Manufacturer: Yosoo Health Gear