700c 32 tyres what tubes please

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MDA 998

Well-Known Member
Location
The Fens
Just upgrading my Roubaix to 700c 32 from 28, Can i still use my Conti 700/28 tubes or do i have to replace with wider please
 

T.M.H.N.E.T

Rainbows aren't just for world champions
Location
Northern Ireland
Go for the appropriate sized tube
 

T4tomo

Legendary Member
look at what size they are - it says on them - they are more than likely 25-32 anyway. even if 18-25 they will still do the job, but 25-32 would be better.
 

Alex321

Veteran
Location
South Wales
Most tubes cover a range, and they are pretty conservative with the range they give, so if they say 23-28, they aren't likely to burst if you put them in 32c tyres
 
OP
OP
MDA 998

MDA 998

Well-Known Member
Location
The Fens
Thanks for all your input
 

andrew_s

Legendary Member
Location
Gloucester
Tubes will just stretch to fit the tyre they are in, so too-narrow tubes are almost always usable (though I wouldn't trust an 18-23 tube in a 4" fatbike tyre).
If a tube is too big, it will be difficult to fit without it getting trapped under the tyre bead or creased (which will result in the tyre chafing through, in due course).

The more stretched a tyre is, the quicker it goes flat when punctured, and the more easily it will chafe through on internal toughnesses, such as the edge of a misplaced rim tape.
 
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