4 pieces anti rust electroplating extended method linear bearings are included: LMK6LUU, LMK8LUU, LMK10LUU, and LMK12LUU. The linear bearings also come in sizes LMK16LUU and LMK20LUU. LMK16LUU has dimensions 16X28X70mm. Key benefits - Anti rust electroplating provides corrosion protection and longer service life in demanding environments. - Extended method type design offers versatile application compatibility and reliable linear motion. - Clear size options from 6 to 20 LUU for flexible fit and performance. Specifications at a glance - Models: LMK6LUU, LMK8LUU, LMK10LUU, LMK12LUU, LMK16LUU, LMK20LUU - Example size: LMK16LUU 16X28X70mm - Feature: anti rust electroplating - Type: extended method Use scenarios - CNC machine tool axes: replace or upgrade linear bearings on X/Y/Z slides for smoother, accurate movement. - 3D printers and laser cutters: support precise linear motion on build plates or work laser gantries. - Automation and assembly lines: guide sliding components, robotic arms, or conveyor systems with reliable motion. Notes - All models maintain the brand’s standard function and compatibility across the LMK series.