BRACKET E-4
Base (height 22 mm).
BRACKET E-4 is part of the BRACKET E ceiling-and-wall mount distance holder.
The base is used to mount the BRACKET E-1 (GY) body or the BRACKET E-3 (GY) spacer, or the BRACKET E-5 (GY) ball-joint holder.
The BRACKET E-6 tamper sensor is mounted in the base.