· Precision Lock PLS 24 PRO Concealed Magnetic Catch Heavy Duty. <br>A silent ball catch replacement. Noise FREE.· Strong countersunk earth magnets with no double tapping to get the door closed.· Extremely clean look with two discs that cover the magnets that hide the countersink and screws.· Please be careful keeping them well apart as with all strong neodymium magnets.· Quick & easy to install. Limited Lifetime Warranty