The 2122 HDC tripod is specifically built for cinematographers and outside broadcasters who demand the highest levels of stability, low torsional distortion, even at maximum drag, and heavy load strength from their tripods. The HDC 100 1-stage tripod incorporates a 100mm bowl, metal rotary leg locks and is best suited to the 993 above ground spreader. HDC series tripods are designed with stability in mind, uses heavy duty 24mm alloy tubing coupled with the Miller 100mm bowl, to make a very stable platform. No matter where your work takes you, the HDC tripod series performs in extreme climates and terrains every time. Quick action rotary screw type leg locks allow for maximum lock off performance without need for maintenance.