Quote Originally Posted by RobF View Post

And the best way of pulling off that trick is to run the maths, or ask someone that can. Saves a hell of a lot of time, effort and money.

If you have a garden gate then that might be a good use for the titan.
Fully agree re running the maths rather than relying on good old trial and error. Most can't / won't / are hesitant to try (myself included), but it really would be the way forward. But at least these days there is a decent knowledge pool to dip into.

So, horticultural uses of mainsprings isn't a market cornered solely by the Ox?