UPC 602938349697

• Shimano direct mount rear derailleur, compatible 7 or 8 speed
• 13T pulleys, double Servo design keeps pulley close to sprockets for better shifting
• Long cage, really a whole new innovation for your MTB, the best selling in our store
• Shifts smoothly, fast shipping, accurate shifting, easy installation, especially suit for students
• We guarantee our products quality, any question in using, we are 100% responsible

Model: Shimano RD-M280 Material: Alloy Cage Length: Long CageMax Rear Sprocket: 34T Total Capacity: 43T Derailleur Action: Top-Normal (Traditional) Weight: about 340g Rear Derailleur Tutorial: 1.Completely loose the rear shift line, the chain hanging in the flywheel after the smallest teeth, turn the crankset. 2.If the chain always goes outside the flywheel, clockwise twist the H screw slowly; if the chain goes to the second flywheel, relax the rear derailleur H screw counterclockwise. 3.The second step, close the rear shift line, you can directly adjust the rear shift line, and at the same time turn the crankset. If the chain goes out of the flywheel to the direction of the spokes,clockwise twist the L screw slowly, until to the maximum flywheel and not fall chain as the standard. If the hand can not adjust the rear shift line be on the largest piece of gear of flywheel,then counterclockwise release the L screws slowly. This is 100% Shimano brand, no original package.Cycling is a great outdoor sport for your health, the bicycle parts need to be guaranteed.