Groove Mount #3

From Tony Busers original thing:

This is a grooved insulator retainer/mount for a MakerBot plastruder. This is for MakerGear makergear.com/products/nozzle style grooved insulators. (Pictured here is one I got from Brian Reifsnyder reprapstores.com/catalog/extruder-parts/machined-parts/tb-hybrid1g who also sells them and should have the same specs)

The idea is with a grooved insulator, you don't need the big washer to attach your barrel. You just slide it into the slot then slide the horizo