$5.00Double Lift Marble Run

myminifactory

An eye-catching design re-engineered specifically for 3D Printing. It is designed to be used seamlessly with 10mm balls or marbles. Watching this creation is extremely engaging and addictive. The design allows for effortless use of up to four marbles at a time. To build this project, you will need the following components: five MR105 Bearings, available here https://www.banggood.com/custlink/KG33zZj9GT. Additionally, you will require three M5 x 20mm Screws, one M5 x 15mm Screw, one M5 x 10mm Screw, two M3 x 20mm Screws, four M3 x 10mm Screws, and one M3 x 20mm Screw. You can find these fasteners on BangGood here https://www.banggood.com/custlink/3G3mncuPP4. This project also requires a KCD-101 Switch, a 9V Battery Connector, and a 12V Geared Motor, which are available here https://www.banggood.com/custlink/mDvGAr758t. You will need a small length of DC Wire, your favorite bonding agent, and some 10mm Steel Balls, also found on BangGood here https://www.banggood.com/custlink/3DG3AcfV80. To assemble this project, you will require an appropriate screwdriver (preferably powered), a clamp, and a pair of pliers. All the provided links to BangGood are affiliate links.