{"product_id":"rack-pinion-gear-bracket-for-sg90-servo-7cm","title":"Rack, pinion \/ gear \u0026 bracket for SG90 servo (7cm)","description":"\u003cp\u003eSG90-compatible rack and pinion mechanism with integrated rail and servo bracket, designed for linear actuation projects. Moves \u003cstrong\u003eto up to 7cm in one direction \u003c\/strong\u003ewith a SG90.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRack - 110 mm long, module 2, T-profile cross-section (head: 6.3 mm wide × 2 mm, stem: 3.4 mm wide × 1.5 mm)\u003c\/li\u003e\n\u003cli\u003ePinion - 40 mm pitch diameter, 20 teeth, module 2, 3.4 mm thick — spline bore for SG90 shaft with M2 set screw hole\u003c\/li\u003e\n\u003cli\u003eRail + bracket - 120 mm rail with dovetail slot, servo bracket fits 22.5 mm servo body, ear holes Ø 2.6 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAll parts are designed to fit together. The pinion engages the rack directly; the bracket holds the SG90 aligned with the rail. Print in any material (PLA is fine for this, really), 0.2 mm layer height.\u003c\/p\u003e\u003cp\u003eDesign by zwindler \u0026amp; melyemelo on MakerWorld (license: BY-SA).\u003c\/p\u003e","brand":"Mymadmanlab","offers":[{"title":"Default Title","offer_id":67391563792688,"sku":null,"price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0987\/0809\/5280\/files\/0_e276f1be-2be6-4f92-8219-c54e49ba7388.png?v=1784753416","url":"https:\/\/mymadmanlab.com\/products\/rack-pinion-gear-bracket-for-sg90-servo-7cm","provider":"Mymadmanlab.com","version":"1.0","type":"link"}