Beckman 349950 14 Tube Slot Swing Bucket Adapter Disk 18mm 4" Diameter Lot of 6 155426056525 but its flashing NO RPM

but its flashing NO RPM

Includes 250mL 24/40 Single Neck RBF Round Bottom Flask as pictured

but it is claimed

Manufacturer Chemglass SKU 19-64981 Ref 23-92312

Manufacturer Dell Part Number 66JJ5 Model Number DD6900 SKU 19-68303 Ref 23-97416

Beckman 349950 14 Tube Slot Swing Bucket Adapter Disk 18mm 4" Diameter Lot of 6 155426056525 but its flashing NO RPMCondition Used Description Recently removed from working service and guaranteed functional. Cosmetically in good condition showing minor scuffs scratches blemishes from previous use. Includes Adapter Disk as pictured. No additional items or accessories are included. Pictures are of one of the actual units available. Inventory is on hand and ready to ship. Please feel free to message us with any questions you may have. Specifics Manufacturer Beckman