AVB stands for Advanced Variable Backcheck. It is a cylinder option when ordering a 4111 closer (without an ST) that allows backcheck to start at about 45 degrees instead of the normal 75 degrees.
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The 9542, 9553, 9563 surface mounted Senior Swing with a regular arm, mounted on the push side of the door, can handle a reveal from 1 1/8" up to 10".
The 9542, 9553, 9563 surface mounted Senior S...
Optional closer reinforcements are located at 3" from hinge jamb to the beginning of the reinforcement plate. This applies to Regular Arm, Parallel Arm, Top Jamb.
Regular Arm (RA) closer reinfor...
Senior Swing 9540 Regular, push side arm, part number is: 9540-3077, specify hand and finish.
Senior Swing 9550 Regular, push side arm, part number is: 9550-3077, specify hand and finish...
The part number for the threaded rod "only" on the Senior Swing regular arm is 9540-82, 9550-82, or 9560-82 or -82L for the long rod option.
The part number for the threaded rod, turn buckles, an...
The 4011 can only mount on the Pull Side of the door and the 4111 can only mount on the Push Side of the door.
Differences - The 4011 and the 4111 cylinders are different and the pinion shafts are...
The 4040 Rw/PA can be mounted 3 different ways.
The 4040-18 drop plate is used for the regular pull side mount.
The 4040-18TJ drop plate is used for the top jamb push side mount.
The 4040-18P...