This 3D printed K40 laser extension box was specifically designed for ALL K40
mini laser engravers to safely house an upgraded 700MM laser tube. this
extension box has a removable cover for easy access to the end of the tube and
is made of PLA+ plastic for strength and longevity. No additional hardware is
needed, use the existing tube cover screws to attach the extension box to the
This item is Made to order please allow 3-5 days to process your order
however, I do try to keep inventory so shipment may be same or next day
depending on inventory quantity.
3D printed items are created using molten plastic and layered to create a 3D
print. All FDM printed products will contain layer lines but can be minimized
by the combination of years of experience, top quality 3D printers and
materials used by xyz3d shop. These lines do not affect the integrity of the
Please note that ALL 3D printed items will have small natural layer lines, but
we guarantee some of the best print quality available.