THE UM24 U Type Lock U Shackle Carrier Bracket Security Lock for Bicycle Red HAWK U-bar Bike Lock with 2 Keys, Can fit bicycle Two Keys, 0.5 Diameter Shackle ,Red color Approximately Lock Overall Dimensions: 7.1 x5.25 (180 x 245mm) , (Shackle open : 3.5' x 6 ) Red PVC Vinyl coated metal bar,ABS plastic house to prevent scratches Carrier bracket for convenient storage