Originally Posted by
lineinthewater
Thanks. I know the "official" CAAD10 top cap (extension) fits snugly inside the carbon steerer, adding reinforcement to the stem bolt clamping pressure. Does this top cap fit as snug?
You can see in the picture that the top cap is a lot narrower than the expander plug, and the plug is supposed to fit snugly into the steerer tube. In other words, I'd say the top cap doesn't fit snugly at all.