Sirui KS-40 Low Gravity Ball Head Flash Batteries APO (Apochromatic Optical Design)

APO (Apochromatic Optical Design)

Just like the D500

The lens consists of 21 elements in 15 groups

achieving a level of build quality that is worthy of the Art line

Sirui KS-40 Low Gravity Ball Head Flash Batteries APO (Apochromatic Optical Design)Low Gravity Series Ball Head Rotating the knob to hug the ball design not only reduces the center of gravity, but also ensures the locking force. All four ball heads have the friction adjustment function to adapt various equipment with different weight. The ball head can keep stable even when heavy equipment is mounted on it. And the friction level can be kept after adjusting for much easier and more flexible operation. Suitable for Equipment with