Installation pipe connection, installation pipe piece with connection opening for fitting/discharging cables, the connection to the machine installation pipe is made via a coupling piece. Can be used for: machine installation pipe MI 60... and machine installation pipe MIG 60... Dimensions (approx. dimensions) Pipe Ø: 60 mm Material thickness t: 2 mm Long hole B1 x 1/2 Pipe Ø: 120 mm x 30 mm Length B: 260 mm Material: steel, hot-dip galvanized in accordance with DIN EN ISO 1461