Main Arm
PartForged steel arm keyed to the pinion shaft; it carries the full closing torque and the abuse of wind-caught doors. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Forged steel arm keyed to the pinion shaft; it carries the full closing torque and the abuse of wind-caught doors. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.