ftwelder":1yv980cc said:The issue with that frame is not the risk of the head tube breaking off, it's there is no longer any pressure holding the cup. Its "sprung". Put the bike on the wall.
All metals are subject to fatigue failure. Aluminum has the lowest threshold for fatigue damage of materials used to make frames.
marin man":1yv980cc said:I get that but the cups are still held in really firmly :?
Why am I not surprised?