Patrick Lay wrote:
>Does anyone have an opinion on the durability of clincher tubes that
>have been hidden in their tires for 15 to 20 years? I know that
>ozone and sunlight damage older tires and you can actually see this,
>but what about the tubes inside, nicely tucked away in their cool
>talced hideaways? Thanks....Pat Lay
Butyl (black) tubes generally last until they meet something sharp. They don't go bad with age, at least not in such a short period as you mention.
If it ain't broke...
Sheldon "Dunlop Airseals Are To Treasure" Brown
Newtonville, Massachusetts
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