standard tube

I just got the Holy Trainer V3 in last week. It worked, but it didn't fit as well as I would like it to. I ordered another one, and I'm selling this one for $125 plus free shipping in US. It is the Standard version with 45mm ring. It comes with 2 keys and a Holy Trainer pouch to hold it in. I've...

My ex bought me the HTv2 with the 45 ring and standard tube in clear. I thought the tube was too big, but the ring was too small. So, I ordered a 50 ring and small tube in white. The tube fits great and the ring was too big. So, I now have a 50 ring and a standard tube that do not fit me...