Totally O/S legal, single centre bolt mounted caliper. Stop you on a 5p ![4_17_5 :4_17_5:](http://www.radbmx.co.uk/forum/Smileys/smilies/4_17_5.gif)
![](http://www.bicycling.com/sites/default/files/images/Magura-RT8c-calipers.jpg)
fookin like that, would it fit a 20" with 1.75s
![Huh ???](http://www.radbmx.co.uk/forum/Smileys/smilies/huh.gif)
I use a Dia-Compe Big Dog caliper on my Auburn and it works really well..
![](http://www.radbmx.co.uk/archive/albums/v518/stidds/Auburn%20BMX/DSCF4467.jpg)
![](http://www.radbmx.co.uk/archive/albums/v518/stidds/Auburn%20BMX/DSCF4468.jpg)
thats coz your one of them lucky c
unts who managed to find one
![LolLolLolLol :LolLolLolLol:](http://www.radbmx.co.uk/forum/Smileys/smilies/LolLolLolLol.gif)
was lookin for one of these for about 3 years when i was building, could i fook catch one.
ACS Boas are very very good Anth
![daumenhoch :daumenhoch:](http://www.radbmx.co.uk/forum/Smileys/smilies/daumenhoch.gif)
but a decently set up o/s caliper with ss or linear cable should do the job too, trial n error with pads, depends on your rims