BAK Industries BAKFlip MX4 TS Tonneau Cover- BAK449440TS fits_2018`Chevrolet`Silverado 1500`5'8" Sitting at just 1/2 inch

Sitting at just 1/2 inch above the bed rails

2021 Ram 1500 with 5'7" bed

2018 GMC Sierra 3500 with 8' bed

2015 GMC Canyon with 52" bed

BAK Industries BAKFlip MX4 TS Tonneau Cover- BAK449440TS fits_2018`Chevrolet`Silverado 1500`5'8" Sitting at just 1/2 inchBAKFlip MX4 TS Tonneau Cover Highlights: Integrated T Slot Side Rails: Expand your cargo versatility with built in channels for fast, secure mounting of racks, carriers, and tents (sold separately). Holds up to 400lbs (evenly distributed): High density polymer reinforced panels provide a 22% increase in strength over the original MX4. Textured, premium black matte finish: Features Multi Shield technology to resist impacts, scratches, and UV damage.