About this 3D model
A quater pipe when u print two and fix them on a plate you will get a halfpipe. its about 18cm (7 inches) high and with the "middle-Frame" you can print it "endless" if you want to. What you need for 1 Quaterpipe: PLA or ABS and a printer Any glue to glue the patrs together . and 4 screws 2-3mm in diameter, about 8-10mm long 1 Ramp 1 X-Frame 1 Cover-Plate 2 End-Frames and a Fingerboard :-) if you double these things you get a Halfpipe