These parts are for people building the Rat Rig V-Core 3 without an electronics panel. No supports or rafts required. All parts except the LM2596 bracket can be mounted to 3030 aluminum extrusions with M6 bolts and corresponding T nuts. LM2596 bracket use M5 bolts and T nuts. The LM2596, Octopus Pro and its fan mount require the use of M3 brass inserts with 4mm outer diameter.

Hardware BOM:

Large PSU - 3x M6x12mm bolts, 3x 3030 M6 T-nuts, 4x M4x5mm bolts

Small PSU - 2x M6x12mm bolts, 2x 3030 M6 T-nuts, 3x M3x8mm bolts

Raspberry Pi - 2x M6x12mm bolts, 2x 3030 M6 T-nuts, 4x stock RPi self-tapping screws

BTT Octopus/Octopus Pro - 3x M6x12mm bolts, 3x 3030 M6 T-nuts, 4x M3x6mm bolts, 4x M3 4mm threaded inserts

LM2596 Buck Converter - 1x M5x12mm bolt, 1x 3030 M5 T-nut, 2x M3x6mm bolts, 2x M3 4mm threaded inserts

RPi Fan - 2x M6x12mm bolts, 2x 3030 M6 T-nuts, 4x generic PC fan screws

Octopus Fan: 2x M6x12mm bolts, 2x 3030 M6 T-nuts, 2x M3x30mm bolts, 2x M3 4mm threaded inserts