Bearing mounts for Y Axis idler pulleys

Based on chuckmurray's "Overkill" bracket. Fits 2 5mm ID/16mm OD ball bearings in each bracket (RS Part 625-2RS: https://au.rs-online.com/web/p/ball-bearings/6189878/). Works fine with stock M5 bolts and prints without support. My SD3 has a printed mount for the left Y Axis rod so the bottom lip is slightly thinner on the left block - I'm not sure if this is the case with all Solidoodles. Either way, it shouldn't pose a problem if yours doesn't.