The LCN 4020-3077-689 is a Regular Arm for use with LCN 4020 Series Surface Mounted Closers and comes in an Aluminum (689/US28) finish.

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.