The profs like it - this ball head is heavy, strong and best in usability!

Features:

• Made of aluminium with high load bearing capacity 
• Powder coated finish and anodizing 
• Big ergonomical clamping screws 
• Precise friction of adjustment of the ball 
• Exact 360 degree scake for panning shots
• Quick-release coupling system, full arca-swiss-compatible 
• incl. 90 mm long quick-release-plate OX394 M with camera mounting screw 1/4 inch made of stainless steel
• 3/8 inch thread for tripod
• Carrying capacity: 25 kg!
• Weight: 897 g
• Height: 129 mm
• Housing wide: 57 mm
• Ball diameter: 44 mm
• incl. transport bag, two allan wrenches and rubber pads for quick-release-plate
• 20 years manufacturer's warranty after registration 
• Made in Germany!