The rim cylinder with thumbturn, XB11-979 (Figure 1) was designed to be installed on the inside head of the Von Duprin 98/99–2 double cylinder exit devices, see Figure 1. The rim cylinder with...
The 98/99 rim device can be converted to double cylinder 98-2 or 99-2. Double cylinder features an inside key cylinder which locks or unlocks the outside trim (Classroom Function) and an outside c...
The 2670 Guard X uses a standard rim cylinder for either push side or pull side.
The rim cylinder can be installed to the outside of the opening with an offset pull to operate the 2670 Guard X d...