Metal Bed Rails with Center Support Angle steel side rails connect to a headboard and footboard to create a stable foundation for your bed. These 1.5 inch by 1.5 inch side rails have a sturdy center support bar. The leg on the support bar has a glide foot and adjusts in height from 6.5 to 15.5 inches for a customized fit. Bed Frames : Whether you need heavy-duty frames for holding a box frame, or foundation or platform bed frames for just a mattress we have you covered. Free Shipping on orders over $45 at Overstock.com – Your Online Bedroom Furniture Store! Get 5% in rewards with Club O! .