Full Length Home Bed Rails (pr) Powder-Coated Steel Adj. Silver-vein finish * Constructed of powder-coated steel for strength and durability * Fits all homestyle beds * Easily adjusts up or down with spring-loaded release * Crossbars are easy-to-install and remove and adjust between 36 - 72 wide * Rail height: 19.5 * Crossbars come with extensions that will accomodate a King Size Bed * Limited Lifetime Warranty 57x21x3