Features: 

Twice as original sliding distance, conceptionally retractable. 

50cm track, 100cm actual sliding distance, load up to 8kg. 

Super smooth transporting belt and track design. 

Qualified aviation aluminum alloy, CNC technics, preciser and more stable. 

1/4" and 3/8" screws built-in the top for connecting with camera or ball-head. 

1/4" and 3/8" thread holes built-in the bottom for connecting with tripod. 

Built-in gradienter helps you find the balance quickly. 

Many ball-bearings design, use hexagon wrench to adjust sliding tightness. 

Specifications: 

Material: Aluminum Alloy 

Length: 50cm 

Height: 6cm 

Sliding Distance: 100cm 

Item Weight 1.8Kg 

Package List: 

1 * Sliding body 50cm 

1 * Carrying bag

SA00088