Originally Posted by
biker222
The last batch of Continental Race 700c for 25 tubes I purchased from Chain Reaction had some quality issues with valve cores and wall thickness uniformity.
I had a couple explode while testing at low pressure which never happened over the past 15 yrs.
Next purchase will be non Conti !
Yes, this seem to be the sentiment in the more recent reviews of this tube.
They are on sale at Competitive Cyclist but I refrained for this specific reason.