Inflatable Rubber With Valve Inside Bike Wheels
This page is the CodyCross answer for the clue below from Health and Fitness, Group 2127, Puzzle 1 (Biohacking).
Question is: Inflatable Rubber With Valve Inside Bike Wheels
and the answer is: INNERTUBE
Word Meaning:
INNER TUBE — An inflatable rubber tube with a valve inserted into the casing of a pneumatic tyre.
Definitions from Wiktionary.