MM2 Upgrade: Extrusion ends April 2, 2013 This isn’t the worlds most complicated thing to do, but it makes the finished look a lot better. The end caps can be found on adafruit‘s page, and will require a bit of hammering to get in, specially if you like me got thread in at the same time. Related Posts MM2 Upgrade: Z thrust bearings Gift! MM2: Wire management – Part 1 About The Author Mikey 3 Comments jd90 Wow, Adafruit’s is cheaper. Those caps, or ones that do the same job, can be bought from Misumi. I bought a bunch in anticipation of the MM2, plus other anticipated projects. Part # HFC5-2020-B $0.81 each. But they don’t require a mallet to install, and they don’t fall out either. July 15, 2013 Reply Add a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment Save my name, email, and website in this browser for the next time I comment.