DC516U Top jumb installation Closer mounted on frame-face. Arm jamb bracket on door top rail. Specification Opening Dim A Dim B To 100º 7-1/2” 13-1/2” 100º to 120º 6” 12” Over 120º 3-1/2” 9-1/2” Close Contact Us DC616U Top jumb installation DC503U Top jumb installation DC716U Top jumb installation