... .Colour:grey 3.Certificates:FCC,CE,ROHS The magnetic contact for roller door with FCC,CE and Rohs overhead door contactMetal ... housing,ABS housing for magnet ,ideal for roller doorLeads with #22AWG 530mm length,packed with 380mm ... 106*16*16mm , bracket:105*50*50*2 mmCast aluminum casting for harsh environmentGap:50-70mm , wider gap can be adjustedSwitches and ...