The i3 Z-Axis Damper Pads are designed to act as a stabiliser between the stepper motor and the Z-Axis shaft – To reduce z-wobble and improve print quality.
The SC8UU pillow block linear bearing is extremely popular with CNC machines and 3D printers. Commonly used with 8mm linear shafting.
A flanged ball bearing with a 4mm inner diameter, commonly used in a timing belt idler assembly.
The U604ZZ U Grooved ball bearing has a 4mm inner diameter and is commonly used as a a filament idler bearing in 3D printer extruder assemblies.