Originally Posted by
ClydeClydeson
I agree no reason to put that back on a bike (unless OP finds it more comfortable than anything they can find to replace it), but it is extremely unlikely that the rails are 'tubular' - they are almost 100% certainly solid steel with no 'inside'.
You're probably right, solid rails. I didn't think of that, don't know that I've ever seen solid rails. Regardless, why risk it?