Synch Ebike Inner Tube 20x4" Zero-Fisher Triple chainrings are not supported

Triple chainrings are not supported (medium cage rear derailleurs cannot accommodate that big of a range)

low weight – only 20g each

The kit provides essential first aid items for treating cuts

Included optional spacers hold the bag away from the bars so it doesn’t eat up valuable real estate for other items

All DD Tarps are 100% waterproof

Synch Ebike Inner Tube 20x4" Zero-Fisher Triple chainrings are not supportedA high quality inner tube at a reasonable price. Suitable for for all Synch models, including the Super Monkey, Super Monkey Pro, Mini Monkey, Longtail and Longtail ST. Welded butyl rubber construction Great value replacement tube for Electric Cargo and Fatbikes Schrader 'car type' valve These are suitable for a range of ebikes including Engwe, Synch, Fiido, Hygge, ADO and many more. If you are unsure of your tyre size please email us to confirm. We