Zipp Smart Tube - AXS bikebox Typical lifespan is:

Typical lifespan is:

divided main compartment plus front zip and two side pockets keep gear organized

Fits tires up to 2

Compatible with 28

Rear Derailleur Shimano GRX 825

Zipp Smart Tube - AXS bikebox Typical lifespan is:The Smart Tube from ZIPP is specially developed for wheels with AXS tire pressure sensors. The special tube made of thermoplastic polyurethane (TPU) is required for proper use of the air pressure sensor. Conversely, the special design of the threaded valve does not allow mounting on other rims, as air would escape due to the sensor specific holes in the valve stem. Specifications Compatibility: ZIPP 303 SW, ZIPP 353 NSW 1 inner tube with special valve