Buy Magnetic Adjustable Surface Catches online with e-Magnets™ Magnetic adjustable surface catches can be used to fit a wide range of doors and cabinets. The magnetic catch magnet and pole piece are enclosed in a housing made from either a brass sleeve or an impact-resistant polypropylene thread. The front pole face is then ground. Adjustment is easy, simply screw or unscrew the unit inside the housing to adjust position. The adjustable surface magnetic catches come with counterplates but without fixings (i.e. no screws are provided). The Pull (Kgs) figure is a nominal pull force.