If you are a scratch builder or want to modify one of our N Gauge kits, this is range for you. Ratio's Builder range has been extended here to include all accessory packs from the Trackside range that you can use to this end. Kit includes parts to make: 1 Industrial chimney approx. 120mm High, 20mm x 20mm at base, and 1 Tank 24mm Long x 14mm Wide and approx. 34mm High.