Specification Binding : Misc. Brand : Climax Metals Label : Climax Metal Products Company Manufacturer : Climax Metal Products Company MaterialType : Alloy Steel Model : RC-037-4H@90 NumberOfItems : 1 PackageDimensions_Weight : 0.02 PackageDimensions : L:4.9999999949 X W:2.99999999694 X H:0.99999999898 PartNumber : RC-037-4H@90 ProductGroup : BISS Basic ProductTypeName : SHAFT_COLLAR Publisher : Climax Metal Products Company SmallImage_Height : 57 SmallImage_URL : https://m.media-amazon.com/images/I/51mP620HdsL._SL75_.jpg SmallImage_Width : 75 Studio : Climax Metal Products Company Title : Climax Part RC-037-4H @ 90 Mild Steel, Black Oxide Plating Rigid Coupling, 3/8 inch bore, 3/4 inch OD, 1 inch Length, 1/4-20 x 3/16 Set Screw Weight : 0 WeightUnit : pounds