The Inter-Lock Metal Bed Base helps ensure you get full use of your mattress or box spring. This sturdy bed base is constructed from 18-gauge structural steel and features three high carbon, angled-iron cross supports (each with a supportive center leg).The base sits flush to floor, keeping dust and other debris from collecting beneath the bed. The mattress is held firmly in place by easily-adjustable retainer clips.Base DimensionsCalifornia king: W72 x 72L x 7.5H inchesKing: 76W x 72L x 7.5H inchesQueen: 60W x 72L x 7.5H inchesFull: 53W x 72L x 7.5H inchesTwin: 38 x 72 inchesAbout Mantua Mfg. Co.For over 60 years, Mantua has dedicated itself to providing quality bedding products at an affordable price. Many of their products use recycled railroad steel, making them both eco-friendly and sturdier than other manufacturers' frames. With four locations in the U.S., shipping is fast, efficient, and convenient. Family-owned and -operated, Mantua believes in a personal touch reflected in the care they put toward hiring reliable employees and providing a problem-solving attitude toward customer service.