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)

120tpi Brakes Shimano Deore M6120 4 Piston Brake Rotors Shimano SM-RT66 203/180 Cranks Shimano Deore M6100 24mm spindle

low weight – only 20g each

This won't and is always present in our main ride toolkit

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