Are the first two in this link suitable? Thanks 
http://www.micksgarage.com/braking-parts...9-dt/2476/
Are the lengths important or is there a good bit of adjustment in it? Also is it worth spending the extra few quid on QH over first line?

http://www.micksgarage.com/braking-parts...9-dt/2476/
Are the lengths important or is there a good bit of adjustment in it? Also is it worth spending the extra few quid on QH over first line?