Features: brand new and high qualityUsing high-quality ABS material, wear-resistant and durable. Style: flat angle/right angle; joint diameter: 4mm(0.16inch)/5mm(0.20inch)/6mm(0.24inch).Compatible with most blood pressure monitors. Easy to use and connect to air hose. Package includes: 1x Arm Cuff Connector (only air hose connector, excluding cuff)Please check whether the size is suitable for your device before buying. Package Includes:1x Arm Cuff Connector Specifications:Material: PlasticStyle: Flat Angle / Right AngleConnector Diameter: 4mm(0.16inch)/5mm(0.20inch)/6mm(0.24inch) note:1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.,__a