Quote:

I've always just used a couple of 1" rope clamps. Doesn't hurt the bars and gives a good surface for the hammer.



Tried looking for this, didn't see much, and what I did, couldn't see where you'd have some surface area to hit it?
Got a link?

Here's a pic of a bike gooseneck that might work.

http://farm7.static.flickr.com/6194/6103662644_8b02a71d81_m.jpg