Thread: Totally Tubular
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Old 12-02-21, 02:40 PM
  #2166  
hazetguy 
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Originally Posted by smontanaro View Post
I mounted them on rims to stretch yesterday and pumped them up to 3.5 bar (~ 50 psi). When I checked on them this morning, my thumb test suggested they'd not lost much air. I thus conclude that the ProTours have butyl tubes instead of the latex tubes in the dear, departed Vlaanderen. *sniff*
ProTour
https://www.veloflex.it/en/tubular-t...r-gum-sidewall
https://www.veloflex.it/en/tubular-t...black-sidewall

Tubular with a very soft 320 TPI (Threads Per Inch) Corespun casing and an innovative compound that provides very low rolling resistance and great roadholding. It is equipped with an anti-puncture protection belt and an exclusive latex air chamber, for improved elasticity in every condition.

Technical details
TPI (Threads Per Inch) 320 Threads Per Inch (120/cm)
Protection Belt Calicot puncture resistant layer
Casing Compressed Pes/Co corespun
Rubber tread Natural rubber and silica exclusive compound
Inner tube Latex low rolling resistance
Valve Presta 42 mm with changeable core
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Originally Posted by guachi View Post
I can't tell if this is the thread I absolutely don't show someone who might be interested in this forum or the thread I show them first.
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