the swing-arm saga rolls on, got the replacement swinger from burwins, instead of using the mounting 'cups' for the bottom shock mounting the 'new' arm uses a lot beefier mounting, the wheel adjuster plates are drilled and tapped 10mm instead of the feeble, out of line shock mountings on our arm, you can see from this photo that the 'cup' is welded on off-centre' of the swinging arm compared to this........