29001144G, Mirror Assembly, 0.75", Mirror 2 or 3, 0.75" Dia. (Venus\C180\Mercury1-3\Explorer\Spirit SI, GE, GX, LS, GLS\SGLSHYB-Co2\S400-Co2C180/S400/E200
* Not for Fiber Lasers
* Same as 29002522G
*** Nov. 2023, New backplate design for mirror. This new design WILL work with holding backet, it will be thicker to prevent mirror from bending with laser heat and better protection.