Buying inner tubes.... confusing!!

[Grunder]

Went on Takealot to look at tubes.

I thought it would be easy, I need an 18" tube, I buy an 18" tube.

Now I see all sorts of additional numbers that goes with the 18"

 

[Tampan]

 

[Grunder]

 

[Grunder]

 

[Noneking]

 

[Noneking]

 

[TVB]

 

[edgy]

 

[Kaboef]

 

[Grunder]

 

[Noneking]

 

[JacoSwart]