Feature: 1. Gearbox: Adopting 1:1 technology at 12 speed, gearbox improved accuracy and response speed. 2. Details: All-aluminum gear lever and stainless steel coated gear lever cable (2050mm / 80.7 inches long) for good gear performance. 3. Rear derailleur: 12 speed carbon fiber guide plate rear derailleur adopts shade rear derailleur design. 4. Compatible flywheel: The rear derailleur enlarged bearing guide wheel can be fully compatible with 52T flywheel. 5. Cassette flywheel: The flywheel is made of high strength steel sheet through hardening process and hardened hardening treatment. With multilayer galvanic treatment, the cassette is rustproof. Leak tooth design makes the gearbox more smooth. How to use: Once the installation is complete, check whether the flywheel is locked and whether it is aligned. Specifications: Item Type: 12 Speed Group Product colour: as shown in the pictures Cable length shift lever: approx. 2050 mm / 80.7 inch Product weight: approx. 1875g / 65.8oz Flywheel: 12-speed mountain bike cassette flywheel Material: high strength steel plate + aluminum frame Number of teeth: 11T-46TTransmission ratio: 11-13-15-17-19-21-24-28-32-36-40-46T Gearbox: 12-speed gearbox for mountain bikes Material: Aluminum Alloy Gear lever: 1:1 12-speed technology to improve accuracy and response speed, all-aluminum gear lever and stainless steel coated gearshift lever. Derag
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