The quick wing nut is made of plastic material, which is durable and of high qualityThe quick wing nut helps speed up the balancing process with its fast threadsThis tool allows the wing nut to slide in and out of position when the release lever is pressed, which is very convenient to useThere are four sizes of quick release hub wing nuts for your selectionIt integrates well with the ranger, launch wheel balancers and moreProduct descriptionColor:2 40mm/3mmFeatures:This quick wing nut is made of high quality plastic, so it is very durable. And the quick wing nut helps speed up the balancing process with its quick release threads. Meanwhile, the balancing tool allows the wing nut from sliding in and out of position when the release lever is pressed, which is very convenient to use.Specifications:Material: PlasticMain color: BlackSize: 27.5 x 12 x 12cm / 10.8 x 4.7 x 4.7 inch (L x W x H)The top head diameter: 8.5cm / 3.3inchFitment: For Ranger, Launch Wheel Balancers and morePackage dimensions and weight:Thread diameter: 40mm / 1.57 in (1, 2), 38mm / 1.5 in (3), 36mm / 1.42 in (4)Screw pitch: 4mm / 0.16 in (1), 3mm / 0.12 in (2, 3, 4)Package weight: 823g (1), 828g (2), 840g (3), 864g (4)Packaging:1 X Spacer1 X Pressure Cup1 X Rubber RingNote:1. Please allow 0~1 inch error due to manual measurement. Thank you for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.