Northbridge Champagne Twin Size Rails & Slats – Powell 714-040 The Northbridge Twin Size Side Rails are finished in a champagne. Combine with the Northbridge headboard and footboard (both sold separately) for a complete bed. Some assembly required. Powell-714-040 Features: Twin Size Rails Combine with the Northbridge headboard and footboard (sold separately). Casual and stylish Champagne Finish Some Assembly Required Some assembly required Dimensions: 76″ x 3/4″ x 5-1/2″ tall Finish: Champagne.