Example 71: Four-Tray Paired Stacks
Four removable trays fit as two neighboring stacks of two, preserving access to each layer.
BGI / EXAMPLE 71Dimensions in mm

What to notice in the project file
Section titled “What to notice in the project file”This section shows the defining layout and construction settings:
assemblies: - id: red-tray kind: tray construction: open_grid_box assembly: glue_allowed side_clearance_mm: [1, 1, 1, 1] members: [red-markers] interior: id: red-compartment kind: compartment clear_mm: [70, 80, 35]Full project file
Section titled “Full project file”The shaded lines mark that section in the complete YAML. This is the same project file linked below.
schema_version: 1readme: "Four removable trays fit as two neighboring stacks of two, preserving access to each layer."project: id: four-tray-paired-stacks name: Four-Tray Paired Stacksbox: inner_mm: [160, 90, 90] top_reserve_mm: 8material: profile: de-mdf-3mm overrides: thickness_mm: 3 kerf_mm: 0.16components: - id: red-markers kind: explicit clear_min_mm: [50, 50, 20] orientations: [xy] - id: blue-markers kind: explicit clear_min_mm: [50, 50, 20] orientations: [xy] - id: green-markers kind: explicit clear_min_mm: [50, 50, 20] orientations: [xy] - id: yellow-markers kind: explicit clear_min_mm: [50, 50, 20] orientations: [xy]assemblies: - id: red-tray kind: tray construction: open_grid_box assembly: glue_allowed side_clearance_mm: [1, 1, 1, 1] members: [red-markers] interior: id: red-compartment kind: compartment clear_mm: [70, 80, 35] contents: [red-markers] - id: blue-tray kind: tray construction: open_grid_box assembly: glue_allowed side_clearance_mm: [1, 1, 1, 1] members: [blue-markers] interior: id: blue-compartment kind: compartment clear_mm: [70, 80, 35] contents: [blue-markers] - id: green-tray kind: tray construction: open_grid_box assembly: glue_allowed side_clearance_mm: [1, 1, 1, 1] members: [green-markers] interior: id: green-compartment kind: compartment clear_mm: [70, 80, 35] contents: [green-markers] - id: yellow-tray kind: tray construction: open_grid_box assembly: glue_allowed side_clearance_mm: [1, 1, 1, 1] members: [yellow-markers] interior: id: yellow-compartment kind: compartment clear_mm: [70, 80, 35] contents: [yellow-markers]layout: mode: manual construction_mode: local_groups layers: - id: lower-layer z_mm: 0 height_mm: 38 - id: upper-layer z_mm: 38 height_mm: 38 placements: - id: red-tray origin_mm: [2, 2] rotation_deg: 0 layer: lower-layer - id: blue-tray origin_mm: [2, 2] rotation_deg: 0 layer: upper-layer supported_by: red-tray - id: green-tray origin_mm: [80, 2] rotation_deg: 0 layer: lower-layer - id: yellow-tray origin_mm: [80, 2] rotation_deg: 0 layer: upper-layer supported_by: green-trayOpen 71-four-tray-paired-stacks.bgi.yaml and save a copy if you want to edit it in your own folder. Follow Plan your own layout to validate and build it.