OpenX Carriage

This is a minimal Mendel X carriage with a large central opening. It is meant to be a drop in replacement for the standard Sells Mendel carriage. With a bit of work I'm sure it could work just fine on a Prusa Mendel.

Importantly, this design uses bearings, so you either need to salvage them from your current carriage or have 9 extras on hand.

This design has a number of key advantages: it is quick to print and assemble; it is light; ; it has a huge central opening to accommodate many hot e