Corbin Russwin HD HO Backstop Parallel Arm, 689F04

Corbin Russwin DC3000 & DC6000 Heavy Duty Reversible Backstop Parallel Arm, 689F04

• Recommended for high-use, high-abuse environments
• Tamper-resistant, solid forged steel riveted arm (mounted on push side)
• Field-reversible steel lug restricts degree of opening to protect door, wall and hardware
• Requires both backcheck valves on closer
• Shipped standard as left hand. Handing can be reversed in the field
• Optional on DC3210 closers
• Hold open arm, door stop/ hold open range 85° to 110° with proper mounting