Campagnolo Super Record Wireless 12S Rear Derailleur

The Campagnolo Super Record Wireless rear derailleur features Campagnolo’s latest cutting-edge technology to ensure the best shifting performance. Thanks to the total absence of cables, the component is easy to install and maintain. The Super Record Wireless rear derailleur has been developed with the customer in mind, and comes with a battery that offers over 750 km of autonomy. Recharging times are extremely fast, with the battery taking just 60 minutes to reach 100% charge. The battery’s state of charge can be easily checked using the LEDs on the component or the MyCampy 3.0 application. The use of carbon fibre means that the component is not only lightweight, but also strong, durable and reliable over time. A single rear derailleur that fits all the available sprocket cassettes: 10-25, 10-27 and 10-29. Thanks to its in-depth technical knowledge, the Campagnolo Super Record Wireless rear derailleur is always able to recognise which sprocket it is positioned under, ensuring maximum precision when shifting gears. This perfect alignment also ensures optimum power transfer and reduced chain wear. The new Super Record Wireless rear derailleur represents performance excellence in Campagnolo drivetrains.Main features: Optimized return spring. In the event of roughness of the road, the spring present between the upper body and the articulation absorbs the vibrations and always guarantees the optimal support of the chain on the sprockets. 12T roller train rollers. Perfect for operation with pinion cassettes with very diverse toothing. Ensures constant chain tensioning action. Adjusting the initial position of the rear derailleur. Allows optimum adaptation to each sprocket cassette (10-25, 10-27 and10-29). Optimization of the trajectory. The movement of the rear derailleur allows the top roller of the crankset to always be at a close and constant distance from the sprocket being used. Works perfectly with standard (with joint) and direct-mount (without joint) dropouts. IP69K: the highest level of waterproofing, resistant to pressurised and hot water jets. Removable battery. Sold without battery.Features: Weight: 295g. Reference: RD23-SR12WRL.