Alarmtech MC 200-S31 snap-in adapters for recessed magnetic contacts, 19mm hole, 2 pcs

Alarmtech MC 200-S31 are plastic snap-in adapters for recessed magnetic contacts in non-magnetic door and window frames. They snap into a 19 mm hole in sheet of 1 or 1.5 mm, and the contact and magnet are screwed in, so the operating gap can be adjusted.

Suitable for MC 240, 246, 247, 250, 255, 270, 272 and 275.