Spare Tube Yerka V4 Components This inner tube will serve

This inner tube will serve you as a replacement for the original or as a spare in case of punctures

With this helmet you will feel safe and protected pedaling in dark nights

offering superior stability and traction on challenging terrain

all lights turn on for about 2 seconds

Thanks to its system of 7 intelligent LED lights you can be seen from dozens of meters away

Spare Tube Yerka V4 Components This inner tube will serveHas your precious Yerka experienced an incident on the tough streets? This inner tube will serve you as a replacement for the original or as a spare in case of punctures. Serfas Inner Tube 27. 5 x 1. 75" 2. 3" (44 58mm) 48mm long Presta valve. Compatible with all Yerka V4 models.