I am looking for recommendations for a rear brake for a road brake. The problem is that I can see plenty of options for the newer 'Allen Key' style but not the older 'nut/bolt' style. I also want just the rear brake rather than a set, drop is 'normal' for a road bike rather than extra short/long reach.

I am not too keen on going second hand because I want a nice new brake complete with pads.

### Just to clarify, I am after the second of these two types:

![enter image description here](https://i.stack.imgur.com/bpCjp.jpg)

Thanks.