Original Aluminum Drive Feed for Creality 3D CR-7, CR-8, CR-10, CR-10 S4, CR-10 S5, it is stable and durable.
MK8 extruder drive feed kit, can replace acrylic parts of CR-10, CR-10 S4, CR-10 S5.
Full Metal Aluminum Alloy
Used for 1.75mm filament
DIY aluminum block, need to assembly by yourself