< All Topics Main Model Modifications Examples List and modify Cylinder List and modify Cylinder PostedNovember 4, 2021 UpdatedNovember 4, 2021 ByKasper Vestrup Lookup all Cylinders (Basic Catalog Cylinder) in modelChange cylinder Roll by 90 degrees foreach (var cyl in Experior.Core.Assemblies.Assembly.Items.Values) { if (cyl is Experior.Catalog.Logistic.Cylinder && cyl.Color == Color.Yellow) { Log.Write(cyl.Name); cyl.Roll = (float) Math.PI / 2; } }