Designed by professional photographers the phottix varos pro umbrella holder allows you to to mount hotshoe flashguns and an umbrella to a light stand or tripod and tilt through a 180 degree angle the new varos pro series is 300 stronger than previous versions and features an aluminium alloy body with a metal coldshoe 38and 14female threaded insert male 38 and 14 screws included the teardrop shaped umbrella mount accepts umbrellas with shafts from 7 10mm and the 8 degree slant mount