Freewheel cog (screw on type). Easy to install by screwing on by hand and pedaling will tighten this.
Shimano RD-TZ500 6 Speed Direct-Mount 6 Speed Rear Bike Derailleur
Shimano MF-TZ500 6 Speed Bicycle Bike Freewheel 14- 28T Index - Screw On
20 Inch Kids Bicycle Boys Girls Children Bicycle Mountain Bike 6 Speed MTB Bike
20 Inch Kids Boys Bicycle 6 Speed Mountain Bike Children Bicycle MTB Bike 20 Inch
Brompton Electric C Line 6 Speed Folding Bike 2023 - Cloud Blue - RRP £3060 H6L
Used Cuda Energy 11" Frame, 20” Wheels White Front Suspension 6 Speed Kids Bike
