How much does this cost to the nearest dollar?

K&F Concept Lens Mount Adapter Compatible for Leica R Mount Lens to Sony E-Mount NEX Body Adapter
Features Allows focus infinity Elegant clear appearance Compact and high quality with metal material High Precise production to ensure the perfect fit Diaphragm control of the lens is set manually Instructions for use Attention adapter without autofocus or aperture ring. installation, don't too much force. an APS-frame lens to a full-frame camera may generate vignetting, some cameras could correct it by adjusting APSC. a full-frame lens to an APS-frame camera provides excellent edge-to-edge sharpness. The smaller image field helps minimize the effects of lens distortion and aberration by using the'sweet spot' or center of the larger lens image circle. And it will magnify the focal length by 1.6

Price is $24.00
Price: $23.99