ARIES AscentStep 5-1/2" x 75" Black Steel Running Boards Model 2558004 8" GMC Sierra 1500 Model 583078-570717 Class 5 Commerical Duty Color:White non skid surface that 510205yws

ARIES AscentStep 5 1 2" x 75" Black Steel Running Boards Model 2558004 8" GMC Sierra 1500 Model 583078 570717 Class 5 Commerical Duty Color:White non skid surface that 510205yws GMC Sierra 1500 Model 583078 570717 7 Material Aluminum Color Aluminum Bed Style Style Side Construction Heavy Duty Welded Durability Maximum Key Alike On Request Latch Mechanism Latch Lid Construction Heavy Duty C Channel Reinforced Lid Profile Double Mounting Location Bed Rail Opening Type Double Lid Security Extreme Warranty Limited Lifetime Weather Strip Memory Resistant D Shaped Ribbed Latch Yes Powder Coat Finish Yes UPC 783965038539 DIMENSIONS