HEAVY-DUTY CROSSBAR：Die-cast metal Clamp+2mm thickness aluminum structure ,fit perfectly and no vibration during usage .Max Loading up to 260 lb SECURE YOUR CARGO：cross bars comes with anti-theft ,each bar has lock & key ,secure your cargo during your trip PROTECT YOUR RIDE：With built-in soft rubber pad , no scratches to your car roof rail ADJUSTABLE & CONVENIENCE ：Easy for installation and remove . Adjustable cross bars allow MAX 3 inches extension between your 2 roof rails LOW WIND RESISTANCE & NOISE & ANTI-CORROSION ：This Replacement for GLE 2015-2025 roof rack cross bars made of aircraft aluminum ,black matte powder finishing giving no corrosion for life time, dynamic design for lower the wind resistance & noise during driving Autekcomma Heavy Duty Roof Rack Crossbars Compatible for GLE 2015-2025(Equipped Factory Raised Side Rails) Anti-corrosion ,Full Aluminum Die-Casting Black Matte with Max 260LB Loading Weight side rails for kayak rack bike rack roof box roof bag canon carrier roof cargo rack