40cm/16inch Aluminum Alloy Camera Track Slider Video Stabilizer Rail for DSLR Camera Camcorder DV Film Photography, Load up to 11Lbs

3 track lengths(50/40/30cm) for your option., High quality aluminum alloy body, can support 2-5kg load., Sliding plate with 1/4" screw and 3/8" convertible screw , you can mount ball head on it easily., 4 high precision bearings guarantee super smooth and silent sliding effect., There are several 1/4" & 3/8" thread for you to mount multiple video accessories such as tripod, LED light, Monitor, mic & so on.