Yale Commercial Locks and Hardware, An Assa Abloy Group Co.
The cast-iron construction of the 5800 series makes it an appealing option for high-frequency applications. It is adjustable from size 1-6 and adaptable to a range of institutional and commercial applications. The unit also can be used to retrofit existing applications, as it matches a mounting-hole pattern that is prevalent in the field. Added features include: adjustments for backcheck; closing speed; latch speed; rack and pinion operation; and arm options. The series also offers a full plastic cover and spring power adjustment.