Shimano GRX RD-RX822 SGS 1x12V Rear Derailleur

The Shimano GRX RD-RX822 SGS 1x12V rear derailleur is compatible with SHIMANO MTB 10-45 tooth cassettes and the SGS variant with SHIMANO MTB 10-51 tooth 12-speed cassettes. Gravel cycling shouldn't be complicated. The appeal of this cycling discipline with folding bar and unpaved roads lies in its simplicity, openness and adventure. No journey is impossible. Everyone can join him. The equipment must be functional and reliable without having to spend a lot of money. That's why the latest version of the GRX, Shimano's innovative, industry-first, gravel-specific component group, will delight you whether you're a seasoned gravel veteran or a novice on the rough roads and trails.