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Grid Platform

A minimal, general-purpose 3D-printed rover platform: plain 8 mm-pitch / M3 hole-grid plates (the "breadboard for rovers") plus a motor plate with four integrated N20 stations.
v0.1caster-trike reference build assembled + driving -- needs finetuning. spec v3

Specs & BOM

Envelope
72 × 88 × 28.11 mm

Legacy 72x40 grid-card 4WD layout — not live H888.6 MB

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composed of: motor plate, wheel 55 integrated driven, asm card, standoff bolt 20, battery deck

motor_plate (4WD base)3.4 MB

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wheel Ø55 integrated (driven)1.1 MB

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wheel Ø55 PLA (driven, ribbed)1.8 MB

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battery_deck (legacy 72x40 card study)448 KB

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standoff_bolt (20 mm gap)98 KB

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bracket_cradle (driven N20)1.5 MB

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bracket_caster (ball caster)899 KB

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bracket_idler (passive wheel)1.4 MB

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chassis (plain base plate)3.3 MB

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breadboard_tray1.2 MB

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Screenshots