7 Speed Screw On Freewheel For Bikes TZ500-7 14-28 Tooth Gears Durable Steel Cogs Smooth Shifting And Long Lasting Performance Tourney Compatible Easy Install For Reliable Everyday Riding

Screw-On 7-Speed Freewheel TZ500-7: 14-28T for Tourney ✔️ 7-speed screw-on freewheel, 14-28T, steel cogs, smooth shifting

This screw-on MF-TZ500-7 freewheel is built for bikes with standard threaded rear hubs. It covers a 14-28 tooth range and uses high tensile steel for durability and corrosion resistance. The internal thread is precise for smooth rotation and easy maintenance, and the sprocket is designed with a special shift ramp to improve chain control during shifts. Compatible with MTB, BMX, E-bike, hybrid, fat bike, cruiser and more, it’s handy for everyday riding and simple upgrades. Lubrication oil is included.

✅ MF-TZ500-7 model
✅ 7-speed freewheel with 14-28T
✅ High-tensile steel cog material; corrosion-resistant; long service life
✅ Internal thread precision; smooth rotation; easy maintenance
✅ Unique shift ramp and tooth profile for better chain control
✅ Compatible with standard threaded rear hubs; suitable for MTB, BMX, E-bike, hybrid, fat bike, cruiser
✅ Lubrication oil included; warm tip: may not be perfect; contact us if needed

💡 What is a screw-on freewheel used for in a bike drivetrain?

- It attaches to a standard threaded rear hub to provide selectable gears. - Handy for everyday riding and straightforward maintenance. - 14-28T range lets you handle hills and flats with simple shifts. - Compatible with Shimano Tourney setups and common MTB/BMX/hybrid bikes.