Quantity   Component name
1 × T-slot aluminium extrusion 20×20×265 mm 270 mm minus twice the external depth of an end cap
2 × T-slot aluminium extrusion 20×20×125 mm
2 × T-slot aluminium extrusion 20×20×89 mm 91.5 mm minus twice the external depth of an end cap
4 × Gusseted corner bracket 20×20 mm
4 × T-slot extrusion end cap 20×20×2.5 mm Dimensions reflect size when installed
17 × T-slot hammer nut M3×6 mm
11 × Bolt M3×6 mm
9 × Bolt M3×8 mm
6 × Washer M3
1 × PCB adhesive Enough to stick the Brook Fighting Board to the floor. Nano tape, nylon feet, etc
1 × USB type B passthrough Adafruit product 907
1 × Encoder PCB Brook Fighting Board (UFB, WFB, PS4+ Audio, etc) or other
12 × MX-style keyboard switch Gazzew Boba U4 silent tactile switch
12 × Button caps Printed in PA12 using MJF from https://github.com/rana-sylvatica/circle-keycaps/blob/d0ab8b360a9da53275d2b0c1c4f516afadc3352a/.stl%20files/keycap_10_nylon.STL
4 × Laser-cut aluminium panels Various, per schematics
1 × Laser-cut acrylic panel Per schematic
4 × Bolt M3×4 mm
2 × Auxiliary buttons PCB 3-button PCB with JST-PH connector. For handling menu controls, etc github.com/henrebotha/aux-buttons-pcb/