• Centering arm with adjustment screws in faces of door (critical for double acting doors)
• Adjustable closing speed valves for each direction of door swing
• Mechanism returns door to center
• Available non-hold open (N) or automatic hold open (A) at 90° (requires 93° swing) or 100° (requires 103° swing)
• Maximum door opening 103°
• Auxiliary door stop required, overhead or floor type
• Arm reinforcement bracket for wood doors – prefix “W”
• Standard top pivot: #340 included