The manfrotto pro middle twin kit 100 features the 545bk video tripod and 509hd head the combination is ideal for those looking for a particularly stable platform for their video camera but who dont wish to spend inordinate amounts of time setting up the manfrotto 545b is a two stage twin leg lightweight aluminium professional video tripod with a mid level spreader with its well designed upper and lower collars the tripod offers a high degree of torsional rigidity and payload capacity man