4PCS SK8 Aluminum Linear Rod Rail Shaft Support Guide Motion for 8mm/0.31" Diameter Shaft SK8 Linear rail shaft support Diameter 8mm June_2023_update to 20 mm O

to 20 mm O

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4PCS SK8 Aluminum Linear Rod Rail Shaft Support Guide Motion for 8mm/0.31" Diameter Shaft SK8 Linear rail shaft support Diameter 8mm June_2023_update to 20 mm O4PCS SK8 Aluminum Linear Rod Rail Shaft Support Guide Motion for 8mm 0. 31" Diameter Shaft Product Features Material: Made of aluminum material with corrosion resistance and long life. Model: SK8; Shaft Diameter: 8mm 0. 31inch; Mount Hole Dia.: 5. 5mm 0. 22inch Stable Performance: Low friction resistance can get high precision rotating and small vibration in the smooth movement. Widely Used: Linear rail shaft support widely used for digital 3D