Details Plum Couplers separate in case of a nozzle crash and replace the static or flexible Z couplers on most Creality machines and other 3D Printers. Please verify your needs from the measurements below. OD 20mm Length 25mm 5mm to 8mm Compatible with CR-10 and Ender Series Printers Price is for one coupler. Picture is for reference only. Screws may be black or silver.
