Shimano 105 RD-R7150 2x12 Speed 105 Di2 Rear and 48 similar items

???? Shimano Ultegra RD-R7150 12-Speed Di2 Rear Derailleur Upgrade your ride with the Shimano Ultegra RD-R7150, the next-generation 12-speed Di2 rear derailleur that combines fast, precise shifting with a sleek integrated wireless design. This model serves as the main communication hub and charging point for the entire Di2 system ? reducing wires, simplifying setup, and delivering unmatched performance on every ride. ? Specifications: Model: RD-R7150 Series: Ultegra R7100 Di2 Speed: 12-Speed Electronic (Di2) Max Low Sprocket: 36T Mount Type: Direct Mount Wireless System: Built-in Bluetooth LE / ANT+ connectivity Charging: Built-in charge port (for full Di2 system) Compatibility: Ultegra ST-R7170 / ST-R8150 Di2 shifters Shimano 12-Speed Cassettes (CS-R8100 / CS-R9200) Approx Weight: 270 g ? Highlights: Lightning-fast and silent Di2 electronic shifting Integrated wireless unit for clean cockpit setup Works as the central charging and communication unit for the Di2 system Designed for road, endurance, and gravel performance OEM Genuine Shimano Component ? Brand New, Never Installed, Never Used in Any Way, just NOT in Retail Packaging.