Dimensions: 6L x 76W x 2H in.. Wood construction in antique natural finish. Assembly required. Coordinating with the rustic style of the Beckem collection, the Baby Knightly Beckem Full-Size Bed Rails transforms your Beckem 4-in-1 Convertible Crib into a full-size bed for your growing youngster. These sturdy wood rails attach to the crib's headboard and footboard and, together with bed slats, transform this piece. Let your crib grow with your little one for years to come.