Originally Posted by
Midway
I picked up my Colnago...Attached is a picture...
'Aero' handlebar stems like that were popular for a few years back in the day. From the
https://www.sheldonbrown.com/handsup... Brown website:
'
Also beware of any stem which has the handlebar clamp bolt behind the handlebar. These stems look superficially as sturdy as other stems, but in fact only half the height of the stem extension is carrying the load -- and there is a hole through it for the bolt. The stem shown below failed catastrophically, resulting in serious injury to the cyclist.'