Heavy duty, all stainless steel constructionhigh security, tamper resistant design - fire rateddual interlocking - 3,000 lbs. static strengthenhanced spring design - 2,000,000 cycles of operationinternally mounted solenoidnon-handedhorizontal adjustmentcontinuous duty operationfail secure - unlocked when energizedplug-in connectorsstrike depth: 1-11/16"1000-105 goof plate adapter included with each 1006 seriesfinish: 630 (satin stainless steel)