Specification Binding : Misc. Brand : Climax Metals Label : Climax Metal Products Company Manufacturer : Climax Metal Products Company Model : RC-050 NumberOfItems : 1 PackageDimensions_Weight : 0.20062065842 PackageDimensions : L:3.49999999643 X W:0.99999999898 X H:0.99999999898 PartNumber : RC-050 ProductGroup : BISS Basic ProductTypeName : SHAFT_COLLAR Publisher : Climax Metal Products Company SmallImage_Height : 44 SmallImage_URL : https://m.media-amazon.com/images/I/410dgeOXLvL._SL75_.jpg SmallImage_Width : 75 Studio : Climax Metal Products Company Title : Climax Metals Part RC-050 Mild Steel, Black Oxide Plating Rigid Coupling, 1/2 inch bore, 1 inch OD, 1 1/2 inch Length, 1/4-20 x 1/4 Set Screw Weight : 0.2 WeightUnit : pounds