CNCMAN SBR20-600mm stainless steel linear guide rail with 4 SBR20UU linear bearing blocks, CNC parts for 3D printer stepper motor. (linear guide SBR20 600mm)

["This linear rail set includes 2 pieces of 600 mm long rail shafts and 4 SBR20UU blocks. The slide block is used in conjunction with the rail, and the internal linear bearing ensures smooth gliding.", "The shaft of the linear slide rail is made of high-quality carbon steel, and the bearing block is made of an aluminum alloy, which is sturdy and durable. Surface silver plating, beautiful rust protection, long-lasting.", "Support rails made of aluminum alloy with pre-drilled holes are easy to install. The linear optical axis made of stainless steel can guide the bearing for linear motion. It is easy to install and requires no maintenance.", "Suitable for most machine tools and precision machines, durable and low noise.", "Our store has its own warehouse in Germany. Shipping from the German warehouse, you can receive the shipment quickly."]