[Type]: SK12/SK16/SK20 Aluminum Linear Motion Rail Clamping Guide Support. [Application]: Widely used in 3D printer, multi-axis machine, installed the sliding parts such as industrial machinery. [Precision Manufacturing]: The high-density aluminum alloy structure makes the slider a strong load-bearing capacity, and surface oxidation treatment, durable and corrosion-resistant. [High Performance]: Smooth movement, low friction, high rigidity, easy to maintain and replace. [Replacement]: Ideal for you to replace the damaged bearings in your equipment to improve efficiency and save energy. Model SK12/SK16/SK20 Material Aluminum Alloy Fit Shaft Diameter 12mm/16mm/20mm Mounting Hole Diameter 5.5mm/6.5mm Mounting Hole Distance 30mm/40mm/45.
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