Universal keystone junction box for keystones which must assembly (open end on 1 side) and keystone coupler. Fastener option with screws, distance between the holes approx. 52mm, or with adhesive pad. · For 4 keystone module · Dimensions (ca.): 112.8 x 93.5 x 30.5mm · Distance between holes (ca.): 52mm · Incl. 2 screws · Incl. adhesive pad (x2) · Material: plastic · Color: white