Sell MEROCA 11T 13T Bicycle Rear Derailleur Pulley Mtb Jockey Wheel Road Bike Guide Roller best price

Brand: MEROCA Name: Steel bearing rear dial Color: black, red, blue, green, purple, gold, silver, pink, color Size: 11T diameter is about 41mm, 13T diameter is about 49mm Weight: 11T 8.8g, 13T 13g Note: Support most rear derailleur on the market, support 7/8/9/10 speed; 1. Try to use the same size wheels as the original factory, if there is no same, you can choose smaller wheels than the original factory instead of larger ones wheel. 2. Wheels and tensioners are not distinguished. Some original wheels and the rear derailleur tension wheels have different sizes and can be replaced. Need to adjust the length of the chain. Features: steel bearing, waterproof and dustproof, super durable Size: Due to manual measurement, please allow 1-2 cm difference, thank you. Note: Due to the differences between different monitors, the picture may not reflect the actual color of the item. We guarantee that the style is the same as shown in the picture, but the performance on different fuselages is different from the performance on the model. Thanks!