【Better Base Feet】 Base feet are made from high grade aluminum which add to extra security and durability, better than most in the market made from plastic. High-grade aluminum alloy crossbars can support luggage, ladder or cargo,roof rails can support a weight of 220lbs (100kg). 【Upgraded Structure】This crossbar is capable for the job for life-time. Die-Casting mould aluminum crossbar clamp + Upgraded heavy duty 2mm thickness aluminum bar. Black Matte Powder Coated aluminum body offers non-corrosion for entire life time.【Compatibility】Compatible with Truck Pickup Bed Rivian R1T 2022 2023 2024 2025. This crossbar is installed in the bed of a pickup truck. This roof rack cross bars is designed specifically for your vehicle, better than the universal ones. This roof rack cross bars is designed specifically for your vehicle, better than the universal ones.