DETAILS

• Single counterbalanced spring design available in 36" 48" and 60" spring lengths.
• Shaft Length: 98" Spring Length: 60" Wire Size: .243
• Quick and easy counterbalance spring adjustment with easy calibration to door size and weight for effortless operation.
• Springs treated with rust preventative
• Heavy .243 dia. spring wire
• Heavy-duty cast aluminum cable drums hold up to 130" of cable
• SPECS: Assembly includes: shaft spring drums bearing bracket & plugs.