Catalog 20 Download the PDF Version Catalog 20 JB® Glass Railing Components Connectorail® and Pipe Railings Traditional Railing Components Treillage and Ornamental Railing Panels Carlstadt® Railing Systems Handrail Brackets Thresholds and Mouldings Tubing, Bars, and Shapes Engineering Data Guide Specifications Product Index Drawing Files Julius Blum product drawings are available in CAD (DXF and DWG) and PDF (Acrobat) formats. Select a format below to access the drawing files: PDF DXF DWG