Slide track Slide track: Linear guide rail Slide block mounting method: Lock Simple and easy to use., Beautifully design. Package List 1 x Linear Guide Rail 1 x Slide Block, Specification Material: Steel 9mm LML9B Miniature Linear Rail, Mini Rail Block Set, Linear Rail with Bearing Steel Rail Block, for Precision Measurement Linear Motion Rail for Linear Slide and Rail(100mm Shop LML7B Steel Miniature Linear Sliding Rail Guide Block, High, 200mm/300mm/500mm Options, Sturdy for Automatic Equipment, Simple to Install, Smooth Sliding (300mm). Free delivery on eligible orders of £20 or more Precision steel ball arrangement Smooth movement of the slider, reduce friction, smooth working Small size and light weight Suitable for most automatic equipment, for Mechanical equipment, textile equipment, medical equipment, food equipment Slide block mounting method: Lock , Weight: 59-129g High-quality materials Using stainless steel pipe and PP material Slide track: Linear guide rail VERSATILE APPLICATIONS: Suitable for a wide range of automatic equipment, this linear guide rail is available in 200mm, 300mm, and 500mm options. Whether for industrial or hobbyist use, it provides reliable and precise movement Slide rail length(Optional): Approx., 200mm / 7., 9inch, 300mm / 11., 8inch , Accuracy level: H Linear Bearing Linear Sliding Rail Guideway, 1pc LML7B Steel 200mm 300mm 500mm Shaft 2000