Quantity   Component name
4 × 604UU bearings https://www.ebay.com/itm/123922366085
20 × M4 x 25mm socket head screws
26 × M4 washers
2 × M4 x 75mm socket head screws
12 × M4 nyloc nuts
4 × M4 nuts
6 × M4 Threaded insert nuts 6.3mm (outer diameter) x 8mm (length) https://www.ebay.com/itm/164020181443?var=463641673802
8 × M3 x 16mm socket head screws
4 × M3 x 12mm socket head screws
4 × M3 washers
12 × M3 nuts