Thankyou, I am finding so much interesting information during the short time I've spent looking through this site. I am hoping to buy my first air rifle soon, once I have decided on a low-budget setup which is perfectly capable of humanely killing grey squirrels, the more I read about them and thier effect on the native red squirrel the greater the feeling to go out and dispatch of some grows. After buying, and becoming profecient with an air rifle, the only problem I see would be finding suitable land and permission to shoot locally, which was one of the reasons why I joined this forum. I ho