Linear Guide Rail Set, SBR20 1800mm, 2 PCS 70.9 in/1800 mm SBR20 Guide Rails and 4 PCS SBR20UU Slide Blocks, Linear Rails and Bearings Kit for Automated Machines DIY Project CNC Router Machines Gardening Tools High-quality copper

High-quality copper

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8cm X (H)24

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Linear Guide Rail Set, SBR20 1800mm, 2 PCS 70.9 in/1800 mm SBR20 Guide Rails and 4 PCS SBR20UU Slide Blocks, Linear Rails and Bearings Kit for Automated Machines DIY Project CNC Router Machines Gardening Tools High-quality copperProduct Features SBR Linear Guide Rail Set SBR20 1800 mm Linear motion guide rail includes 2 x 70. 9 in 1800 mm length SBR20 guide rails and 4 x SBR20UU slide blocks. Dynamic Load Per Block: 882 N, Static Load Per Block: 1370 N. Durable & Long lasting The linear rail is made of carbon steel and aluminum with a chrome plated surface for rust resistance and high durability. Built in 4 aluminum slide blocks and ball bearings for smooth and unobstructed