The Oval Cross Rails allow you to tie down your load and head out Make your truck even more versatile with these rails that are rated up to 1,000lbs of tie - down force. This specific style features a 1.75 by 2.5 Oval Chrome Coated Stainless Steel Tubes and 4 Stanchions manufactured out of chrome - plated die - cast aluminum. Installation takes just a few minutes as these do not require any drilling, all rails utilize the trucks built - in stake pockets to secure the locker rails to the bed and include vehicle - specific hardware and gaskets. Dont worry about tonneau compatibility as these locker rails occupy a minimal amount of area on the bed walls which in turn provides adequate clearance for the use of most modern tonneau covers. Manufactured in the USA by Putco Inc in Des Moines, IA. back by our NeveRust Limited Lifetime Warranty.