Benro Ball Ball V1 Hydrostatic Ball

Benro's dual-action V1 Pen features separate panorama and positioning controls, an Arca-Swiss quick release plate system style with dual security locks, and an integrated lock limiter voltage disc for resistance control. Positive locking knobs control the movements of the ball head. The head is made of precision machined black magnesium alloy and can withstand up to £55 level of integrated bull's eye-like bubble helps maintain horizontal alignment. The head base connects to a tripod or monopod via a 3/8"-16 thread (1/4"-20 bushing also included) and the included quick release plate provides a "-20" 1/4 thread mount.

Double security lock
The double lock box ensures fast and safe assembly of the industry-standard interchangeable fast release plates and brackets.
Integrated Lock Voltage Disc Limiter
Independently adjust drag for the specific weight of the camera
Separate bread Knob with Scale Base
A separate lock makes 360º positioning of the horizontal camera simple and repeatable
Built-in level bubble
Bull's eye type bubble level allows the exact position of the horizontal camera and alignment.