This is all of the plastic parts you need for a Reprap Rostock delta style. They are printed in high quality red PLA. Also includes carbon fiber rods and Airtripper extruder printed in ABS. Printed Parts: Motor end X3 Idler end X3 Carriage X3 U-joints X12 Jaws X12 Platform X1 Hotend mount X2 Airtripper Extruder ABS X1 GT2 timing pulley X3 Hardware Carbon fiber rods X6