Description
This is a replacement mortise lock case component for Arrow 3900 and 4900 Series exit devices with classroom function lever operation. It is used as a direct replacement part to restore full functionality to your existing exit device.
To ensure proper fit, verify that your exit device SKU matches SL98 10B RHR and your finish is oil rubbed bronze. For expert assistance with compatibility or installation, contact our sales team at sales@edlocks.com or 1-877-207-6067.
