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     Q-Ball Q20i with Quick Turn knob Quick Shoe

   · All-in-one design with quickshoe
   · 50kg of load capacity, the best in its class
   · Compatible with the new BV-Head attachment
   · Improved anti-vibration and new replaceable quickshoe connection
   · The new Quick-Turn knob opens or closes by one turn (Patented)

 Camera Connection  Screw Knob Style Quickshoe (QR-60i)
 Maximum Load  50 kg
 Maximum Torque  250 kgf·cm
 Weight  550 g
 Height  102 mm
 Housing Diameter  58 mm
 Base Diameter  68 mm
 Ball Diameter  48 mm
 Friction Control  Bi-Axial Progressive
 Tripod Mount Hole  3/8"-16 UNC