The Von Duprin CD kit comes with the cover plate machined to accept the cylinder dogging mortise cylinder.1 1/4" mortise cylinder with an inverted straight cam is required for CD option on Von Dupr...
A 1 1/4" mortise cylinder with straight cam (similar to the Schlage B502-191) or a 1 1/2" mortise cylinder with straight cam using supplied spacer collar.
Cylinder length does not chan...