Application: High Security deadbolt system for commercial and residential doors.
90˚ key rotation throws the bolt 1" towards the frame, interlocking two hardened ball bearings with the strike to increase jimmying resistance.
Materials: Ring and cylinder: solid brass. Bolt anti drilling ring: hardened steel. Strike: steel .Pins: nickel silver and stainless steel
Additional features : Suitable for two backsets, no need for different parts. Supplied as standard with 1" (25 mm) throw Thumbturn tail adjustable to door width. Thumbturn can be set horizontally or vertically in locked position
Cylinder mechanism Mul-T-Lock CLASSIC