3D forged and CNC machined AL 7075 alloy construction

Riddler 37 is an excellent choice for gravel grinding or dry cyclocross courses

ED black with anodized surface finish

Redesigned FC for greater frame compatibility

Microshift MEZZO 7/8/9-Speed Rear Derailleur Long Black compatio_raw 3D forged and CNC machinedM series rear derailleurs are designed to work with 8 and 9 speed Shimano compatible mountain and road shifters. These Mezzo rear derailleurs are light, robust, and reliable. You can count on them to get any bike on the road. Weight saving aluminum bracket body and outer link Steel pulley cage for extra chain rub durability Compatible with Shimano 8 and 9 speed mountain and road systems