Retractable clothes line shell is fabricated of highly polished stainless steel. Mounting bracket and back plate are fabricated of heavy gauge stainless steel. Back plate is equipped with a spring actuated reel and vinyl cord that will extend 85"L. Locking knob on face of cover is chrome plated and acts as a securing point for clothes line.Overall Size: 3 9/16"OD x 2 3/16"D 89mm x 57mm