> A launcher for a climbing rope or grappling hook. Have you ever tried getting a rope up over a branch on a very tall tree? You might look into arborist's thr

> A launcher for a climbing rope or grappling hook. Have you ever tried getting a rope up over a branch on a very tall tree? You might look into arborist's throw line launchers and line guns. They come in slingshot and pneumatic varieties. With a little (mostly fun) practice, they can be pretty accurate and reach limbs over 100' up. I've used them to set solar mesh radio repeaters.