Originally Posted by
dsaul
That won't be possible, since True Temper no longer makes any bicycle frame tubes.
http://www.henryjames.com/true-tempe...eout-sale.html
TT tubes are still for sale. And as mentioned, many builders have inventory.
whether S3 is a good tubeset to build a gravel bike with is certsinly debatable based on riding style and weight, but it's still avaiable if its determined to be good for the rider.