VEVOR Linear Guide Rail Set, SBR12 1000mm, 2 PCS 39.4 in/1000 mm SBR12 Guide Rails and 4 PCS SBR12UU Slide Blocks, Linear Rails and Bearings Kit for Automated Machines DIY Project CNC Router Machines Neat Keystone Correction: Auto Trapezoidal Keystone+4D

Keystone Correction: Auto Trapezoidal Keystone+4D Digital Keystone ±50°

Tally Counters are mechanically constructed internally

Brass hinge with squared edges

so may not be suitable up to the maximum rated diameter

The unique quad motor design

VEVOR Linear Guide Rail Set, SBR12 1000mm, 2 PCS 39.4 in/1000 mm SBR12 Guide Rails and 4 PCS SBR12UU Slide Blocks, Linear Rails and Bearings Kit for Automated Machines DIY Project CNC Router Machines Neat Keystone Correction: Auto Trapezoidal Keystone+4DProduct Features SBR Linear Guide Rail Set SBR12 1000 mm Linear motion guide rail includes 2 x 39. 4 in 1000 mm length SBR12 guide rails and 4 x SBR12UU slide blocks. Dynamic Load Per Block: 372 N, Static Load Per Block: 549 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