Here is the discount coupon for the laser tube: 40WCO2$30414%05
You may apply to the following tubes:
-http://www.lightobject.com/35W-CO2-Sealed-Laser-Tube-for-Small-K40-laser-engravning-machine-P208.aspx
-http://www.lightobject.com/40W-CO2-Sealed-Laser-Tube-850mm-P46.aspx
-http://www.lightobject.com/45W-CO2-Sealed-Laser-Tube-1M-P751.aspx
-http://www.lightobject.com/Quality-100W-CO2-Sealed-Laser-Tube-P873.aspx
It ends on May 15th. So hurry up before it sold out!
Marco