Description: Double-track sliding-pad, smooth and fast, the mini gradienter helps you find the balance quickly The track slider allows you to slide your camcorders, SLR cameras, DSLR or DV while shooting video Camera could shooting from different angle in filming by this slider,two removable height adjustable feet for ideal shooting height Multiple 1/4" & 3/8" screw holes on both ends and middle for multiple mounting options. Large Load Capacity: The slider is lightweight, yet can support loads up to 5kg/11.lbs, with a maximum camera travel distance of 31"/ 80cm. Easy to Carry, easy to install, you can finish installing within minutes. Specification: Material: Aluminum Color: Black Max load: 11lbs/5kg Sliding Distance: 80cm / 31inches Ball head Mounting Hole:3/8 and 1/4 Package Includes: 1 x Camera Track Slider 1 x Hexagon wrench 4x Adjustable Legs 4 x Mounting Screws 1x 3/8" to 1/4" Mounting screw Note: Camera is not include