Connection Kit, Single Head Item code:100043 Kit Notes: 6m x 80mm to 51mm /50-51mm pipe, 80mm. D. x 6.0 m. Machine Model: 200/400/200i/400i Connect your Purex fume extractor to a coding and marking laser process which has 1 x 51mm extraction port. 6m long - 80mm to 51mm