Brand: SunRace

Model: MFM2A (M3 Group)

Component Type: Threaded Freewheel (Roue libre à visser)

Speeds: 7-Speed

Gear Combination: 14-16-18-20-22-24-28T

Shifting Technology: Fluid Drive (Index Shifting Compatible)

Compatibility: Shimano HG/Index compatible, standard 7/8-speed chains

Material: Steel sprockets with a zinc finish

Weight: ~495g to 507g

Recommended Application: City, Hybrid, Entry-level Mountain Bikes, and Commuter Bicycles