For the past 45 years we have been selling replacement Door Closer Arms, for just about any manufacture. Many of the arms will only work on specific door closers, so if you are not certain, please call and speak to one of our qualified sales representatives.
The Dorma RTS88 Offset Slide Arm 8812 is used on in the RST31, RST30, RTS29, RST28, RST27, RTS26 and RTS25 packages. This arm is used on Single Acting Doors.
The Dorma RTS88 Top Arm 8835 is for use on Double or Single Acting doors that have a 1" top rail. This is the standard arm on the RST07 and RST10 packages.
