Power
The terminal power has abundant reserves in a D90 with lens + flash 650gr.
The ungreased ball slides smoothly supple at all positions.
Unfortunate that Monfrotto that is not managed with less weight.
The peculiarities
If you tilt the head 3-4 times from the far left to the far right, you can see significant abrasion (red particles) to the edge transitions.
Wegpusten is therefore only a short-term solution. Since one can only hope that enough sheath material is present.
The next point is really annoying only in macro photography. With each release the ball clamp. tilts the camera through a small step further (even when balancing the center of gravity).
The third character is the friction. If the ball several times fixed with the main clamp, the friction loosens by degrees.
Here you have to follow so regularly.
The purchase decision was in the end the angular expansion to more than 100 °
FAZIT
For the price category of 160 very sobering.