Product information

Product:Ultra-light inner tube
Article Number:39210019/39210020
Tire size:700*18-28C/700*18-32C
Weight:About 24g/35g
Material:TPU
Valve:Presta vlave
Valve specifications:65/85mm

Road Bike Ultralight lnner Tube

700C Road Bike inner tube

Light weightFaster acceleration

Small size More portable

Nearly 70% smaller than ordinary inner tube Portable, can be carried as a spare inner tube

Upgrade valve lmprove air tightness

lnternal design adjustment of valve stem More compatible with valve core Better air tightness

TPU material Durable&Puncture resistance

When testing the inner tube, pump 2-3 times, no more than 5PSI

If it exceeds 5PSl, the expansion will be irreparable

Inner tube installation steps

1.Remove the tire, pry off the outer tube, take out the old inner tube, clean the outer tube and carefully check whether there is any sidue
2.lnflate the inner tube with a small amount of air (0.5PSl) to prevent wrinkles during tire loading and to prevent tire clamping and scrapping
3.Pass the air nozzle through the rim hole, and put the inner tube into the tire from the air nozzle according to the sequence on both sides of the column
4.Install the outer tire into the rim and press to check to prevent wrinkles/tire clamping
Rerminder: if it is difficult to load the last section,you can use the tire laying rod
5.lnflate and check the inner tube

Installation precautions