Printable Tree Step System, Attempt to make printable version

**READ Full description & WARNING at bottom before attempting to use*** BE SAFE USE CLIMBING RATED SAFETY DEVICES AT ALL TIMES, UNDER NO CIRCUMSTANCES SHOULD YOU ATTEMPT TO USE THIS PRINT WITHOUT AS IT IS A CLIMBING DEVICE THAT HAS NOT BEEN TESTED!!!

CREDIT for IDEA - Simple Tree Step (Attempting to create a printable version of a popular tree climbing device -Design Challenge if anyone else wants to try their hand- Ie. see "Tree Stepp" by wild edge inc. probably best tree assent steps I've used worth every penny is this doesn't pan out)

I have not tested these yet, it's the first round so I assume there will be iterations but here goes.

ALSO I have attached the SW files (I don't normally do this but it provides everyone a better chance to modify) for anyone wanting to play with the design, I only ask that you post as a remix if you make mods so everyone can see and comment. I'm trying to get a product that everyone can print cheap and is sound enough to use.

Design is bu