Get an Arca-type compatible head for a Traveler Series 2 and Mountaineer Series 0 and Series 1 tripods with the Gitzo Center Ball Head Ser. 1 QD. The ball head weighs 1.1 lbs and can hold up to 31 lbs of camera gear. It features separate locking mechanisms for 360-degree panning and movement control. A tungsten disulfide coating is applied to the ball head to minimize stick slips and provide smooth movement. It even includes a screw-knob lock, quick-release plate and a friction control dial for precise adjustments.