Myron Thanks for your help i shall of course try this as it is hard trying to get broken pins out of the necks of these bottles can you let me know where i can obtain Z-7?. The good old days balsa cement and dope. Many thanks Andrew.
can anyone tell me how they keep there cyano bottlenecks clear i am certain there is a chemical which removes cyano from stuck fingers any help with this would be great many thanks Andy