Westin 21-3620 Step Rail Westin, 21-3620, Platinum Series 4 in. Oval Step Bar Cab Length, Polished Stainless Steel - Mount Kit Included - Rocker Mount Nerf/Step Bar,Side Steps and Nerf Bars,Exterior Accessories,Platinum Series 4 in. Oval Step Bar Cab Length,21-3620,Westin,Durango, Dodge, 2016, 2015, 2014, 2013, 2012, 2011