Add styling and protect the cargo in the bed of your 2015-2018 GM Full Size Silverado/Sierra with theÂ Access B1020039 LoMax Hard Tri-Fold Tonneau Cover. Designed for strength, security, style, and ease of use, the LOMAX Tri-Fold Cover is built from extremely durable aluminum panels that sit less than 1/2" above the truck bed for a clean, sleek look. Featuring a textured matte black finish, the LOMAX will perfectly complement your truck and OEM bed caps. Flexible rubber seals, vinyl coated hinges, and limited metal-on-metal contact all work together to reduce noise and vibration for a quiet ride.Â Sleek, Ultra Low Profile Design Sitting less than half an inch above the truck bed, the textured matte black finish of LOMAX Hard Tri-Fold Cover blends with your truck's OEM bed caps for a sharp, clean appearance. Easy To Operate To open, pull cord from either side to release latches; folding each panel automatically disengages additional locks. Then, secure LOMAX Hard Tri-Fold Cover with integrated storage clips. To close, release storage clips and use built-in handle to unfold panels. The tonneau automatically locks at ten points when closed, keeping your cargo protected and out of sight. Weathertight Seal The water-shedding design and waterproof, reinforced vinyl coated hinges route water away from the bed without gutters or drains. The hard folding tonneau overlaps the bed rails with a continuous seal along the entire length of the side rails, preventing elements from entering the truck bed. Strong, Yet Lightweight Extruded aluminum channels support the panels to hold up to 400 pounds of evenly distributed weight, while weighing approximately 50 pounds for a high strength-to-weight ratio. Integrated Storage Clips Sleek, retractable storage clips hold tonneau cover secure and vinyl capped rigid standoffs with rubber pads keep panels properly spaced in the folded position. No adjustments needed. Simple Installation Install rails with eight TIGHT BITE Clamps. Slide the hard tonneau cover forward to engage hooks, then lower into retainment brackets. Unfold each panel, truck bed cover locks automatically at ten points when closed. No drilling required. Easy To Remove & Install With LOMAX Cover open and storage clips secured, pull cord on front panel and slide it back to disengage hooks, then lift to remove. Reinstall by sliding tonneau cover forward to engage hooks, then lower into retainment brackets. This folding truck bed cover automatically locks in place. Features: Easy OperationÂ Easy InstallationÂ Durable Aluminum Construction Low-Profile Hard Tri-Fold Cover Note:Â Image shown for display purposes is not of exact truck.