VEVOR Adjustable Guide Track ZXDGSBR20MM22VVOXV0

SBR20-2200 mm Linear motion guide rail includes 2 x 86.6 in/2200 mm length SBR20 guide rails and 4 x SBR20UU slide blocks.The linear rail is made of carbon steel and aluminum with a chrome-plated surface for rust resistance and high durability.Aluminum SBR slide blocks and carbon steel linear shaft are perfectly paired.