The lever rotates when the door is locked preventing excessive force from being applied to the horizontal lever.

Suffix - Determined by Exit Device (See Below)

No Suffix

Square Spindle or No Spindle for inactive functions for all 8900, 8300, 8700 with bottom rod and 8800, 8500, NB8700, PP, PR & SP8700 devices with these functions: 04, 10, 16, 40 & 44

-4 Suffix

Offset Mtg Tabs Top & Bottom for all AD & MD8400 and AD, WD & MD 8600 devices

-6 Suffix

Offset Mtg Tab Top Only for all PP, PR, SP, LP, LR & LS 8600 devices

-8 Suffix

Cross Type Spindle for 8800, 8500, NB8700, PP, PR & SP8700 devices, except with these functions: 04, 10, 16, 40 & 44