Supports 5kg, Sand Bag Hook, Chrome Plated, 5/8" End Stud
The Kupo Steel Baby Boom is a sturdy chrome-plated support that will handle up to up to 5kg of gear at its maximum extension of 2.4m. It has a 5/8" end stud and will mount to any grip head via its built-in "ear". The tail-end hook is handy for sandbags and counter-weights.
Specifications 
Load Capacity Maximum load: 11.02 lb (5.0 kg) 
Finish Chrome-plated steel finish 
Mount 5/8" (16 mm) stud end 
Slotted ear for grip head 
Dimensions 1st Riser diameter: 1.19" (30 mm) 
2nd Riser diameter: 98" (25 mm) 
Minimum extension: 46.46" (118 cm) 
Maximum extension: 94.49" (240 cm) 
Length: 48.50" (123.19 cm) 
Width: 4.33" (10.99 cm) 
Height: 1.85" (4.7 cm) 
Weight 8.35 lb (3.79 kg)