Westin 1999-2013 Chevy Silverado 1500 Reg Cab E-Series 3 Nerf Step Bars - SS 'Oversize Shipping $50.00' The flange is 1-1/2 inch

The flange is 1-1/2 inch in diameter and clamps directly on to metal or plastic tubing where venting is needed

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Westin 1999-2013 Chevy Silverado 1500 Reg Cab E-Series 3 Nerf Step Bars - SS 'Oversize Shipping $50.00' The flange is 1-1/2 inchWestin(TM) E Series Nerf Bars are made of 3in. diameter round tubing and are vehicle specific designs. Step design and mounting technique varies by application (mounting kit included). They feature recessed area mounted step pads unique to E Series Nerf Bars feature the Westin(TM) brand name and are UV resistant. E Series 3 Round Nerf Step Bars; Single Step Pad; Polished Stainless Steel; Mount Kit Included; 3 in. Round Tube