Man, that things looking good Ryan! On those knots, I've always heard that you clean out all the soft stuff and fill it with super glue and saw dust, same with cracks. Haven't tried that yet, but have had holes go all the way through an osage limb with no negative affects.
Like that tillering settup you got there
, we usually use a six part line on loads in excess of around 100,000 pounds
- you won't have to worry about breakage...