PROAIM Heavy Duty Portable 12ft Straight Professional Aluminium Tripod Dolly Rail Track System for DSLR Video Camcorders + Carry Bag (P-TRK-12) proaim 12ft long straight rail track system is a most versatile, well-organized and professional video camera dolly track which is very smooth that helps filmmaker to create motion movies. this is a well-engineered heavy duty tripod track constructed from high grade aluminum which can be perfectly used for lifetime. it is robust enough to accurately stabilize the weight of your film equipment. multi-functional track is a "must have" production tool for the film makers. mount your camera on dolly or a tripod and follow the subject within the frame. the track breaks down into 4 sections, and is therefore easy to assemble and takes only few minutes. the operator can easily walk between rails with no worries of tripping or knocking spacers. the track set comes with blue track feet and end support brackets that makes it more stable and delivers thereby smooth videos. the black wedges keep the track balanced on uneven and rocky surfaces. it is a portable track packed in a foam lined protective storage case with easy tote handles. so, make a best buy deal today with confidence capture real dramatic footage that will switch the viewer's perspective from outside to inside, from objective to subjective. what's in the box -> 12ft long aluminium track set -> blue track feet -> 10 x wedges specifications -> aluminum rails with industrial grade plastic feet -> 28" track width center to center -> track rails are 32mm in diameter. -> weight of track - 7kg / 15lbs -> weighing capacity - 400kg /882lbs -> sections length: 4ft each