I am going to have to find a tape measure for this, thankyou for your help, i will get back to you with the length, btw i dont know the parts of the g...

Ok so the Nut is an inch and a half, if that helps any :)

Its about an inch across the nut, maybe a little more, i am just about to leave for work and i will measure it properly when i get home, thankyou for ...