Hi all. 

I just build the Tops cnc, it went so good,  but I have some truble to get enough power out from  the Nema 17, so im thinking of using Nema 23, But :(  there is not enough space to them..  

Is there any solution ?  what els to do ? 

// Lars Plovmann, Denmark

Hi, Topsie has published a version of TopCNC Heavy with nema23. https://createforcuriosity.com/fr/design/9vPDR81o/details

Pay attention that Nema 23 even more the 3Mm 4.2A version have will put torsion du effort put in CNC structure if you go with large machine dimensions. Y axis structure could be to weak