Chainring bolt replacement PROTOTYPE for single chainring

***Disclaimer:*** This is a work in progress and at this point is a prototype to see if it is feasible. I'll be testing this on my own with the bike mounted in a trainer, so if it breaks, I'm not as likely to really hurt myself. If you try this, understand that it's untested and might be a very bad idea. If this breaks while you're riding, it could go very badly for you.

**Updates: **

* **25 Jan 2018** - Broke one of the v1 designs a couple weeks ago, the edge under the bolt head sheared off. This morning while doing some maximum watt sprints, I hamfisted a shift and threw the chain, breaking two more of the v1 designs. Since the first breakage, I did redesign and have a v2 I'm working on that seems to be stronger, but it should be emphasized again that _this is probably a really bad idea_ and I'm just doing this to see how far simple FDM printed parts can be pushed. I'm running these on my indoor trainer bike so if they fail the odds of me crashing are pretty low.


Here's a