Specification Binding : Misc. Brand : OAV Air Bearings Label : OAV Air Bearings Manufacturer : OAV Air Bearings MaterialType : Stainless Steel Model : OAVBM13 NumberOfItems : 1 PackageDimensions_Weight : 0.20000000000000004 PackageDimensions : L:3.699999996226000393700787 X W:3.299999996634 X H:2.199999997756000393700787 PartNumber : OAVBM13 ProductGroup : BISS Basic ProductTypeName : HARDWARE_BEARING Publisher : OAV Air Bearings SmallImage_Height : 56 SmallImage_URL : https://m.media-amazon.com/images/I/31s68EbuTDL._SL75_.jpg SmallImage_Width : 75 Studio : OAV Air Bearings Title : OAV Air Bearings OAVBM13 Ball Mount Screw, 13 mm Weight : 0.2 WeightUnit : pounds