Garage Door 6″ Single Thread Cone for 1″ Solid Shaft 3 3/4″ Cones 1700LBS Torque

• For use with 1″ solid shaft
• Maximum torque generated by spring: 1,700lbs
• Maximum wire size: .4375″
• Four piece set
• Can be used with 3 3/4″ cones for duplex assembly
• Sold per pair