If your Collectibles are:
- 2″ or smaller and no more than 1.25″ deep – use Series 1000.
Common uses for this series are N and Z Scale Trains and various miniatures. - 4″ or smaller and no more than 2.4″ deep – use Series 2000.
Common uses for this series are HO Scale, S Scale Trains or Diecast Models in 1/43rd Scale or 1/64th Scale. - 5″ or smaller and no more than 4.25″ deep – use Series 3000.
Common uses for this series are S or O Gauge Trains, and Diecast Models in 1/64th Scale, 1/43rd Scale, or 1/25th Scale.
Below is a close up example of how the tongue and groove system work in conjunction with either the same size, or two different sizes.
