Or car builder solution sells the extension tube by the inch.
http://www.cbsonline.co.uk/product/C...l_Tube_CDS2064

Hi Sylvain....promised I would let you know how I did my steering shaft, well here you go
http://www.haynes.co.uk/forums/showt...t=4493&page=16

Yes Kev, thank you : I'm following your build thread with a lot of attention, and I saw the pictures of the modified column. With Alga's informations, and the new thread from ashbudd7, I think I have a much better idea of how to do it. thank you very much for that.
Sylvain