MicroNEW Mountain/Road Bike Rear Derailleur 7 8 9 10 11 Speed Silent Guide Wheel Road Bike Shifter Groupset Bicycle Accessories

Product name: bicycle rear derailleurFor: road bike/mountain bikeSpeed: 7/8/9/10/11 speedInstallation method: direct-mounted eye shifter (The frame needs to have a rear pull-out hook)weight:The rear derailleur of a road bike is about 231gMountain bike (7/8/9/10 speed) rear derailleur about 254gMountain bike 10-speed rear derailleur about 253gMountain bike 11-speed rear derailleur about 255g Tension screw: adjust the tension of the rear dial, which can control the tension and affect the response time of shifting.Fine-tuning knob: By fine-tuning this knob, you can change the length of the wire tube, adjust the position of the cassette and the chain, and effectively solve problems such as jumping teeth, unsmooth shifting, and abnormal noise of the chain.H/L main body adjustment screw: H/L is the positioning screw. Adjusting these two screws is to ensure that the chain is between the largest piece and the smallest piece of the cassette. H is the high position and L is the low position.