The maximum static load at each locking point is 250 N (55 lbf). The average ultimate load of the whole system is 580N (130 lbf). It is applicable to exterior doors, with a thickness from 1.5 mm (0.06 ") to 4.5 mm (. 177"), and can be used for double deck doors. Multiple locking tab options can provide a wide range of spacing dimensions (distance from the surface to the junction point). The variation range is from 6.5 mm (0.26 ") to 112 mm (4.41"), and it is adjusted every 5.5 mm (0.22 ").