STOBAZA 3D Printer Parts Set Aluminum Profile Wheels with Special Slide Plate Pulley for 2020 Gantry Systems Compatible with OpenBuilds and Other 3D Printers

["Wheel with plate for printer--easy to assemble and disassemble, which you may use for many projects,special slide plate pulley for priter","Special slide plate pulley for priter--with 4pcs pulleys on the plate, for perfect working with the 3d printer,easy to install, very convenient,aluminum profiles wheels","3d printer aluminum profiles wheels--suitable for 2020v-series aluminum profiles, adjust the sliding smoothness by adjusting the eccentric column,special slide plate pulley for priter","Aluminum profiles wheels--high strength aluminum extrusion, for 3d printer, and service,special slide plate pulley for priter","Aluminum profiles wheels for 3d printer parts--wheels have good physical, mechanical and chemical properties, especially have great wear-resistance, and sturdy,special slide plate pulley for priter"]