Upgrading Replacements ONLY for Creality CR10 Series:CR-10 Series, CR-10 S4, CR-10 S5, CR-10 Mini, CR-10S, CR-10 Plus.NOT recommend to other printer users.
Reliable and Tough Materials:This durable aluminum extruder frame works more stable than plastic parts.
Recommend filament materials:PLA/ABS/Wood//PTEG,40 Teeth drive gear feeds the 1.75mm filament very smoothy.
All-Metal Stiff Bed Leveling Springs:It provides stronger tension and longer sevice life than the stock ones.
High Quality Bowden Tube :It was made of highly purified PTFE(Poly Tetra Fluoro Ethylene) material