【MODEL】MF-TZ500-7; Screw On 7 Speed Freewheel. 14-28 Tooth
【COG MATERIAL】High tensile steel in 7 Speed Freewheel,corrosion-resistant and long service life.The internal thread has high precision,smooth rotation and easy maintenance.
【UNIQUE SPROCKRT】The sprocket combines a specially positioned shift ramp and tooth profile to improve chain control during shifting.
【COMPATILITY】The MF-TZ500-7 Speed Freewheel is compatible with standard threaded bicycle rear hub. Suitable for MTB, BMX, E-bike, hybrid bike, fat bike, cruiser bike and so on.
【WARM TIPS】The 7 speed freewheel with lubrication oil,It may not be perfect, If you have any questions, we will solve them for you!