Product Name: 047 40mm, 50mm, 63mm Black Steel Bottom Manometer Model NO.: 047 Indicating Pressure Reference: General Pressure Gauge Features of Measurement Medium: General Pressure Gauge Installation Structure: Direct Mounting Function: Local Indication Type Connection Type: Radial Direction Structure: Bourden Tube Application: Industrial Display: Pointer Accuracy: 2.5 Type: General Pressure Gauge Measuring Range: Medium-pressure Gauge Case and Ring: Black Steel Lens: Acrylic Pointer: Aluminium Internal: Brass Connector: Brass Trademark: LANGS Transport Package: Cartons Specification: 100pcs/Carton Origin: China HS Code: 90262090 Product Description 047 40mm,50mm,63mm Black steel bottom manometerSize: 2.5"Brand: LangsOriginal: China, ZhejiangThread: 1/4"BSPMounting: BottomCase: black SteelMovement: Brass