SCULPFUN Expansion Kit for S6/S6pro/S9 Laser Engraver 410 x 950mm Expansion AreaSculpfun S9 Engraving Area Expansion Kit Features: Quickly Expand the Engraving Area: By replacing the frame shafts of S6 S9 engraver, it can quickly obtain a huge engraving area of 410x950mm226% area of standard S9with a low cost. Meet the needs of large area engraving users. Direct to Use: The extension shaft is standardized processing, it can be directly assembled on the S6 S9 laser engraver without any other additional processing. Necessary