I use a 6' piece of 3"x4" with an 8' sling. I put both eyes over the end of the 3x4 and wrap the extra over the top of the timber and catch it on the other end of the lever. Works great. I've used it on timbers a big as 10"x17"x47'. I will see if I can get a picture loaded later.
Edited by Dave Shepard (02/06/13 01:29 PM)
Member, Timber Framers Guild