Use with 55-gal. drums. Rust-resistant, galvanized steel. Adjustable thumb screws assure a tight fit. Self-closing contoured door with rubber pads for quiet operation. Made of recycled content. Product post-consumer and total recovered material meets or exceeds EPA guidelines for recycled content. Meets EPA CPG requirements. Meets OSHA requirements. FM Approved Black. 24½ dia. x 11 ½h. Shpg. wt. 12-lbs.; UPS-shippable at oversized carton 30-lb. rate