System Support, Connection Type/Size 7/16 in to 1/2 in Corrugated Tubing, Compatible Nominal Size 1/2 in, 7/16 in, Corrugated Tubing Fitting Material Polyamide 6, Fitting Length 1.1 in, Nominal Size 1/2 in, Tubing Size 0.551 in, 0.669 in, Yes, For Use With Connecting Pieces, Rail Clips, Tops, Tubing Profiles F, G, and M