Check the listing for details. DXL M10D Mass Flow Controller MFC M10 250 SCCM O2 Working Surplus. Condition: Used. Listed at 258.20 USD. DXL M10D Mass Flow Controller MFC M10 250 SCCM O2 Working Surplus Inventory # A23736 Part No: M10D Model No: M10 Range/Gas: 250 SCCM, O2 Connector: Card-Edge Fittings: 4VCR (1/4") May Require Calibration Made in the USA This DXL M10D Mass Flow Controller MFC M10 is used working surplus. The physical condition is good, but there are signs of previous use and handling. Sale Details Item Condition: Used Working, 90 Day Warranty Estimated Packed Shipping Dimensions: L x W x H = 8"x8"x8" @ 5 lbs. Only items pictured are included: If a part is not pictured, or mentioned above, then it is not included in the sale. Pictured test equipment is not included or available for sale. For items with multiple quantities: The pictured item is not necessarily the one that will be sent. Serial numbers or country of manufacture may vary. Items are sold with a 90-Day Satisfaction Guarantee Lister 7