External rose, solid, square 55 x 55 mm, 12 mm high,
hardened, conical shape, as protection against forced twisting off
Internal rose, FS type in polyamide-steel composite, square 55 x 55 mm, 10.5 mm high,
concealed screw fixing, for installation in pairs, supplied with screws M 5,
Holes for profiled cylinder (Euro (PZ)), for cylinder projections: 9 - 15 mm
The security escutcheon conforms to the requirements of DIN 18273
Surface satin finished