The Adams Rite EX76 End Caps are for the Concealed Vertical Rod Devices. The package includes the hinge side and latching side covers, along with the mounting screws. The aluminum color is no longer available, only Black.
The Adams Rite EX88 and EX89 End Caps are for the EX Series Interlocking and Pullman Rim Devices. The package includes the hinge side and latching side covers, along with the mounting screws.
Adams Rite 91-0993-IP 8700/8800 Strike is used on the rim devices that have the Star Wheel Latching System. The strike measures 2-3/4" long by 1-3/4" wide and projects out approximately 1/2". Kit comes with mounting screws and two shims.
The Adams Rite 31-0265-01-IP is used on the current versions of their devices for Cylinder Dogging. Cylinder Dogging is when you have a Mortise Cylinder to lock the device in the unlocked positions (Dogged). Very similar to the Hex Key Dogging Assembly, but the mounting plate is longer.