The diameter seems to be less than 26.8
But I’m not sure if I’m measuring the proper place. Shouldn’t I measure the internal diameter of seatstay? It refers to the frame tubing vs seatpost which gives the value of the external element.
Sorry if this is a rookie question.
Thanks for a great tip! The picture above also proves that green fits nicely.
I’ve spend hours to service every single part of it and can say it rides suuuper smooth. And yes- I feel I got it for a good deal.
Do you have any idea how to check if it is Columbus steel? There are two options in...
Bingo! Yes!
Thanks so much to you all!
I will now try to understand why someone was trying to fake GIOS on that frame. But this will probably remain unsolved.
Ps. And now I have an headache in which colour I should repaint it.
Dear Lord!!
this group is amazing! I’ve spent 10h yesterday to look for any similar frames. One post on this portal and BANG- I’m almost sure about the brand.
Thank you soooo much! I wish I could buy you a coffee or beer for all hints.
The mistery is still not solved, but I feel we are all...
Hey! Thanks for help! This is probably the serial number
87A1690
Sorry for a photo quality.
I bought it mainly because the Shimano Golden Arrow is in great shape. As well as BB and Campagnolo headset.
It is hard to believe that someone made this bike a fake Gios, and put a great hardware...
Dear all
I’m new on the forum. My name is Chris and I’m looking for help in defining the brand of the classic road bike.
I’ve bought it in December in Poland for 70 pounds. I was told it is Gios, but when I started to service it I also started to have doubts.
The challenge: the frame - lugs...