GooEquip Linear Rail 2pcs SBR12 500mm Guide + 4pcs SBR12UU Bearing Shaft for 12mm Slotted Bearings(SBR12 500mm)

WIDE APPLICATIONS: Linear bearing rail is widely used for large-scale transmission equipment such as CNC machines, industrial robots, cracker machines, supersonic cleaning equipment, solar energy, clothing supporting devices and more. HIGH QUALITY: The linear rail with silver-plated surface which is rust-proof and beautiful, and the hardness can be as high as HRC62, more durable. HIGH PRECISION: The inside slide block is a high precision liner bear. It has low noise and good stable performance. EASE OF INSTALLATION: The linear bearing set has holes pre-drilled for ease of fixation. These several precise kits are easy to install. EFFICIENT LINEAR GUIDING SYSTEM: The linear slide kit is a perfect combination of the main axle rails and blocks. With the smooth sliding of them, the transmission becomes so much easier.