Qtz Center Tube, 1.5 mm, EMT, iCAP 6×00 (OEM 842312051951) DISCLAIMER: LabKings is not affiliated in any way with Thermo Fisher Scientific. Any claims of compatibility are the sole claim of LabKings and our manufacturers, and have not been reviewed, approved, or endorsed by Thermo Fisher Scientific “The cross references to manufacturer part numbers listed here serve as a recommendation that LabKings products are viable alternatives to the manufacturer’s products”