Hi Pilgrims way. Some info on here for you . http://www.semgonline.com/model/howtotip-2.html#p3rdrail All the best Alf As above to slow again. You will brake half the pots when you try to fit the rail to them. How do i know UM Think is was around 200 of them. You can see what the peco pot's look like at Dittons station. IMGP0402 by ALF WESTLEY, on Flickr