ATMOSTACK Extension Towers Support Shelf for Atomstack R3 Rotary Roller Review Are these extension
2 Concentric design, adjustment-free timing belt. Atomstack atomstack r3 laser rotary roller, laser engraver y-axis rotary roller
when connecting to the atomstack engraving machine, 4pn white head cable can be used. There is no need to install any software or cost, and it can be used directly by connecting to the Y-axis motor cable interface on the machine.