Prime-Line Jimmy-Resistant Deadlock Brass


Double Cylinder Jimmy-Resistant Deadlock

  • Comes in a beautiful, corrosion resistant, brass plated color
  • Designed for use with hinged entry doors, but can be used on other doors where a secure locking device is desired
  • Features a spring loaded mechanism
  • Easy to install with only a few simple tools
  • Used to prohibit forced entry by spreading of door frames
  • Installs on doors from 1-3/8 in. to 2-3/8 in. thick
  • Brass painted color
  • Constructed of diecast


This double cylinder deadlock is constructed of diecast and it comes in a brass colored finish. Features a jimmy-resistant design which prohibits forced entry when attempts are made to spread the door away from the frame. The surface-mounted, cross-bolt locking device which can be mounted to 1-3/8 in. to 2-3/8 in. thick, wood or metal doors. Includes an angled strike, a rim cylinder, 2 keys, a cylinder trim ring, fasteners, a mounting plate, instructions and a tamper-resistant shutter guard. Requires a 1-1/4 in. hole and uses a Segal keyway. It is keyed differently, but it is also available keyed alike via special order from manufacturer. See Prime-Line parts U 9970 for a single cylinder deadlock, or U 9971 for the single cylinder deadlock in a white painted finish.


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1. Items must be returned within 30 days after the purchase date.
2. Items must be unworn, undamaged and in original packaging.

Prime-Line Jimmy-Resistant Deadlock Brass