Structural Pipe Fitting, Brand and Series Hollaender Speed-Rail (R), Finish Mill, Fitting Type Side Outlet Elbow, Inside Dia. 1.68 in, Material Aluminum, Modular Component Connection Fitting, Nominal Pipe Size 1.25 in, Rated for Fall Prevention Yes, Series Speed-Rail (R), Guardrail Material Internal/External Reverse Knurled, Standards ASTM B179 535, Tensile Strength 32510 lb, Weight 0.53 lb