• Complete Linear Rail Kits: This linear guide rail set includes 2 pieces of 66.9 in / 1700 mm long HSR20 rail shafts, 4 HSR20 bearing blocks, and a bunch of dust-proof plugs.
• High-Quality Steel Material: The linear motion slide rails are made of high-quality 55C steel, and blocks are made of GCr15 ball bearing steel and PA66, an excellent non-conductor. The durable kit will endure through time.
• Premier Linear Guiding System: The linear slide guide rail provides a smooth and precise sliding surface for the bearing blocks. It helps to build an economical linear guiding system and is designed to achieve high precision linear motion, low friction coefficient.
• Easy to Install: The linear bearing set has holes pre-drilled for ease of fixation. It's easy to install and meet all your needs for many different machines. What's more, it generally does not need to maintain.
• Wide Application: The linear guide rail is widely used in CNC Router/CNC Grinding machines, industrial machinery printing, paper-processing, automatic machine, X-Y table, factory automation equipment, etc.

2PCS Linear Rail 0.79-67 Inch, Linear Bearings and Rails with 4PCS HSR20 Bearing Block, Linear Motion Slide Rails Plus for DIY CNC Routers Lathes Mills, Linear Slide Kit fit X Y Z Axis
Fine Workmanship
Heavy-Duty Material
Complete Linear Guiding System
Simple Installation
Quiet Operation
Extensive Application
Rail Shafts: HSR20, 66.9 in / 1700 mm,Type: Linear Actuator,Gross Weight: 20 lbs / 9.1 kg,Package Dimensions: 67.3 x 3.5 x 3.1 in / 171 x 9 x 8 cm