Shimano SLX RD-M7100 SGS 12 Speed Long Cage Bicycle MTB Derailleur 1x12 - Black 192790444253 | eBay
SLX Rear Derailleur 1x12-speed | SHIMANO BIKE-EU
SLX M7100, SL-M7100 + RD-M7100-SGS, Rapidfire Plus Shifting Lever - right / Shadow RD+ Rear Derailleur - long - 1x12-speed - AliExpress Sports & Entertainment