Foldable Trolley Snap-on Adapters

These adaptors are designed so that going to comic con and go shopping alone can be easier. These adaptors are designed based on foldable trolly with telescopic pole cross-sectional area of 22×17mm (lower pole) and 18×13mm (upper pole), respectively. The four adaptors are designed based on： Pocari Sweat 500mL / 350mL bottle iPhone 16 with original case mechanical counter 80×120mm sealed bag Screw holes with diameter of 2.8mm are evenly distributed on a circle with diameter of 15mm. Use M3×8 screws and M3 nuts to assemble Solidworks 2018 files / STEP files are included for modification.