JINSE Carbon Fibre 39"/100cm Camera Track Dolly Slider Rail System with 17.5lbs/8kg Load Capacity for Stabilizing Movie Film Video Making Photography DSLR Camera Such As Nikon Canon Sony The Carbon Fiber High Precision Camera Slider is using precision bearings with carbon fiber tubes as a rail, move smoothly and quietly Available for vertical, horizontal and 45 degrees shooting by using the threaded holes in the slider. Using load-bearing high-grade aluminum alloy material and processing technology, the configuration of the 1/4"& 3/8" thread allows you to convert between different types of equipment Height of legs could be adjusted from 10.5cm to 13.5cm.