2" ID Venair 90 Degree Silicone Bend, 4" Arms, 4 Ply Polyester - Black Item ID: VAS904P-2004-BLK Wall (spec): 4 Ply Polyester Reinforced Temperature Rating (spec): -76F to 356F (-60C to 180C); Material (spec): Silicone Leg (spec): 4.00" (102mm)