Wade 72-41115 Truck Bed Rail Caps Black Smooth Finish with Stake Holes for 2007-2014 GMC Sierra 1500 Crew Cab Extended Cab with 5.8ft bed (Set of 2) Bed Caps protect bed rails against damage while giving the vehicle a finished factory look Protect your trucks bed rails against damage while giving the vehicle a finished factory look Smooth finish design with stake holes is durable and stylish Easy installation using 3M mounting tape 2 piece set with a limited lifetime warranty. 2007-2013 GMC Sierra 5.7ft bed