Features:100% brand new and high qualityThis is a high-quality quick-release wing nut balancer for many brand balancers.This quick nut is made of durable material that helps speed up the balancing process, which quickly releases the thread, allowing it to slide in and out of position when the release lever is pressed.The quick wing nut promotes the balancing process through its quick-release thread.When the release lever is pressed, the tool allows the wing thread to slide in and out and release the position, which is very convenient to use.This product has four models, 36mmx3mm, 38mmx3mm, 40mmx3mm, 40mmx4mm, please purchase the correct model according to your car nut model to prevent wrong purchase. Package includes:1x Hub Wing Nut Specifications:Material: MetalSize: As ShownType: 36mm/1.47in, 38mm/1.50in ,40x3mm/1.57x0.12in ,40x4mm/1.57x0.16in(optional) 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.