Manufacturer page.

The 100 Series concealed holders and stops provide the most attractive and reliable heavy-duty door control available. They are designed for installation on virtually all types of doors mounted on conventional type butt hinges, pivots, continuous hinges, swing clear hinges and numerous other specialty hinges. When used in conjunction with many surface-applied door closers, the 100 Series holders and stops provide the most effective control for entrance doors and vestibule doors of all types, as well as heavy or often used interior doors. The provided templates allow for variable mounting positions, ranging from 85-110 in of opening. Overhead stop are available in a range of size for doors from 23-1/16in to 54in wide hung on standard butt hinges or pivots. Overhead stops are available in a range of opening functions: friction hold-open and stop, hold-open and stop, internal hold-open and stop, and stop-only.