The LCN 4020-3077 is a Regular Arm for use with LCN 4020 Series Surface Mounted Closers

4020 Series Surface Mounted Closers

The 4020 Series is designed specifically for high-traffic applications.

LCN's 4020 Series is their best-performing heavy-duty closer that is known for its fast and accurate installation.

The standard 4020 series closer is shipped with a regular arm, standard plastic cover, and self-reaming and tapping screws. See the Options tab for options.
Sized cylinders for interior doors to 5'0" and exterior doors to 4'0".
Non-sized cylinder (4021) adjustable for interior doors to 4'6" and exterior doors to 3'6".
Closer mounts top jamb (push side), specify right or left swinging door.
4021 cylinder meets ADA requirements.
Standard or optional custom powder coat finish.
The optional plated finish on the metal cover, arm, and fasteners.
Optional SRI primer for installations in corrosive conditions is available with a powder coat only.
The 4020 Series is UL and cUL listed with regular or fusible link arms for self-closing doors.
Tested and certified under ANSI Standard A156.4, grade one.

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