{"product_id":"marble-run-003-addon-simple-hand-crank","title":"Marble Run 003 Addon: Simple hand-crank","description":"\u003cp\u003eMy first 3D-model I ever made.\u003cbr\u003eI know it isn't much but it works wonderfully well!\u003cbr\u003eIt's a small hand-crank that fits onto the Marble Run 003.\u003c\/p\u003e\u003cp\u003eThis way you do not have to mess around with the motor and power.\u003c\/p\u003e\u003cp\u003eI also see that my kids (\u003ci\u003e3 and 1\u003c\/i\u003e) enjoy the marble run more this way and they're intrigued by the mechanical workings they initiate by using the hand-crank.\u003c\/p\u003e\u003cp\u003eDesign by John on MakerWorld (license: BY).\u003c\/p\u003e","brand":"Mymadmanlab","offers":[{"title":"Default Title","offer_id":67414813409584,"sku":null,"price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0987\/0809\/5280\/files\/0_4e7421be-0cfa-4229-bf7c-dbfe1a809ef1.png?v=1785397265","url":"https:\/\/mymadmanlab.com\/products\/marble-run-003-addon-simple-hand-crank","provider":"Mymadmanlab.com","version":"1.0","type":"link"}