I now have standard roof rails but my existing Thule cross bars are too short even at 135cm (annoying, as I got longer ones secondhand
)
Which crossbars can I get that will allow a T-shaped slot for Thule bike carriers? The Thule site not forthcoming!

Which crossbars can I get that will allow a T-shaped slot for Thule bike carriers? The Thule site not forthcoming!