Description: Roller Rotary/Chuck Rotary/Sphere Rotary/Ring Rotary Support irregular cylinders, tumbler, mug with handle Compatible with xTool D1/D1 Pro, LightBurn & LaserGRBL Pre-assembled, Metal design and easy to use Specification: Product Name: RA2 Pro Product Size: 321*138*105mm Package Size: 460*182*95mm Package Weight: 2.33kg Compatible with: xTool D1, D1 Pro and other open laser engravers Gear ratio: Chuck 4:1 Chuck diameter: 50mm Engrave diameter range (Use additional risers) : Roller: 3mm-198mm Chuck: 0mm-100mm Sphere: 25mm-100mm Ring: 11mm-70mm Software: Laserbox basic,LightBurn,LightGRBL Super Versatile and Functional You can easily change the structure to process different objects but get the same amazing results. Compatible with Other Brands Compatible with xTool D1 and other laser engraving machines with open structure. Pacakge Included: 1x xTool RA2 Pro Roller Rotary