A Perfect CombinationThis listing combines our new QV-1 LCD View Finder with the QB-15 Rail Kit quick release base system. For more information about these products separately, check out the links below.Mount UpThis combination or products allow you to quickly attach a set of 8" 15mm rails to the QV-1 baseplate mounted under your camera. The QV-1 Baseplate can also accept Manfrotto 501PL plates if you choose not to use our QV-1 LCD View finder plate.Add On without the BulkWith a rail system you can easily attach our FF-3 Follow Focus or other industry standard 15mm accessory. A solid mini-rig solution for run-n-gun camera setups.If you need to extend your rails, take a look at Kamerar 8" 15mm Extension Rails. http://www.amazon.com/gp/product/B00BCPE832QV-1 LCD View Finder Kit includes:(1) QV-1 LCD View Finder(1) Magnetic Quick Release Base Plate(1) QB-15 Quick Base Adapter for 15mm Rails(2) 8" 15mm Rails(1) Lanyard Neckstrap(1) MicroFiber Cleaning Cloth(1) Hex Key Allen Wrench(1) Hex Key Allen Wrench (to adjust QB-15 Base)