I think they only make 5 link rear suspension for trads. I can't answer your question on the spec .
Why not ask them directly. I think Peter posts on here regularly so he might answer you. I have copied of their website his details
Peter J Ballard ~ Director.
peter.ballard@suspensionsupplies.co.uk
design@suspensionsupplies.co.uk
01225 891634 and 07733 327164
