IMHO, the backups have become too complicated, but not without purpose. That should tell us something about applying these devices (double ascenders) to tree climbing.
As a competitor, I take a page out of Bernd Strasser's book and use a prussik loop instead. KISS, and it's a lot cheaper and a...
I don't know about the specific model you are looking at, but I have used Vermeer chippers for the past 10 years and love them. I personally own a 1250 Turbo and have nothing but good things to say; it really is a bulletproof tank.
The Vermeer knives are durable and easy to change. I recommend...
Thanks everyone for the congrats; I think it's safe to say we all had a blast. I would like to reciprocate the love and thanks to everyone for a great experience, "you are all excellent arborists!"
See y'all in Decatur and Little Rock.