Models CUBETRIX IDEX ( DIY Sigma BCN3D Style 3D printer ) 264 1534 37 Self powered bicycle lights systems ( Eco Bike ) 25 129 7 Bicycle claxon from an old fishing rod bite alarm bell 10 34 4 Universal Clipless Pedal And Shoes (Magnetic System) 19 55 3 CUBETRIX diy corexy 3D PRINTER 261 1852 6 Puzzle cube 21 103 2