Rataspakka SunRace MFM20 6-speed 14-28T zinc (kierre)

Speeds: 6-SpeedType: THREADED (not compatible with splined hubs)Thread is the same as Shimano TZ500, so it is compatible with most threaded hubsFunction: Fluid Drive PlusNumber of Teeth: 14-28TGear Combination: 14-16-18- 21-24-28Sprocket Material: SteelSprocket Finish: Zinc PlatedLight Weight Holes: YESSpacer Material: Engineering PolymersChain Compatibility: 7.3~7.8mm 6/7/8-speedWeight: 433 g